| Collection | Total |
|---|
| UBOLOGNA | 0 |
| UCF | 6755 |
| CRANFIELD | 22 |
| Arizona State University | 8715 |
| Atlanta University Center | 4341 |
| Australiasian Digital Theses Program | 56698 |
| Ball State University | 7597 |
| Bibliothèque interuniversitaire de la Communauté française de Belgique | 2430 |
| Boston College | 2958 |
| Boston University | 20714 |
| Bradford Scholars | 8779 |
| Brigham Young University | 7524 |
| Brigham Young University Theses | 0 |
| Butler University | 492 |
| California Institute of Technology | 10128 |
| California Polytechnic State University | 2080 |
| California State University San Bernardino | 4248 |
| Carnegie Mellon University | 1313 |
| CCSD theses-EN-ligne, France | 45310 |
| Chapman University | 102 |
| Claremont Colleges | 4427 |
| Columbia University | 5685 |
| CRANFIELD1 | 1783 |
| Czech ETDs | 138440 |
| Dépôt national des thèses électroniques françaises | 100238 |
| Digitale Hochschulschriften der LMU | 10927 |
| Dissertations and other Documents of the Gerhard-Mercator-University Duisburg | 383 |
| DiVA Archive at Upsalla University | 253095 |
| DiVA Archive at Upsalla University | 55321 |
| Duke University | 3050 |
| Duquesne University | 5754 |
| East Tennessee State University | 10206 |
| Ethos UK | 517854 |
| Florida Atlantic University | 2566 |
| Florida International University | 3803 |
| Florida State University | 19771 |
| Georg-August-Universität Göttingen | 7971 |
| George Washington University Theses | 24 |
| Georgia State University | 4963 |
| Georgia Tech Electronic Thesis and Dissertation Archive | 19332 |
| Harvard University | 3302 |
| Hochschulschriftenserver (HSSS) der SLUB Dresden | 51216 |
| Hokkaido University Japan | 330 |
| Hong Kong Baptist University | 2182 |
| Hong Kong University Theses | 23491 |
| Humboldt University of Berlin | 4701 |
| IBICT Brazilian ETDs | 631648 |
| India Institute of Science | 3939 |
| Indiana University of Pennsylvania Thesis | 43 |
| Indiana University-Purdue University Indianapolis | 2465 |
| K-State Research Exchange | 17269 |
| King Abdullah University of Science and Technology | 1360 |
| Kyoto University | 27135 |
| Library and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada | 199832 |
| Lingnan University | 1169 |
| Lithuanian ETD submission system | 17343 |
| Louisiana State University | 7737 |
| Loyola Marymount University | 884 |
| M.I.T. Theses and Dissertation | 59191 |
| Middle East Technical Univ. | 9012 |
| Mississippi State University | 2727 |
| Montana State University | 1801 |
| Nagoya University | 17731 |
| National Chengchi University Libraries | 30533 |
| National Digital Library of Theses and Dissertations in Taiwan | 1167834 |
| National Library of Portugal DiTeD ETD Repository | 1371 |
| Naval Postgraduate School | 29660 |
| NDLTD Individual ETDs | 4 |
| North Carolina State University | 1928 |
| North Dakota State University | 2203 |
| North-West University | 7161 |
| North-West University, South Africa | 1091 |
| Northeastern University | 44169 |
| Nova Southeastern University | 2515 |
| NSYSU Electronic Thesis and Dissertation Archive | 18167 |
| OCLC | 1198989 |
| Ohiolink ETDs | 6848 |
| Oregon Health and Science Univ. Library | 71 |
| Oregon State University | 6436 |
| Physnet, Physics Document Server, Germany | 319 |
| Pontificia Universidad Católica del Perú | 32908 |
| Portland State University | 5248 |
| Potsdam University | 7020 |
| ProQuest.com | 18717 |
| PUC Rio | 11400 |
| Purdue University | 1466 |
| Rhodes University SA | 221 |
| Rice University | 8174 |
| Robert Gordon University | 0 |
| Robert Gordon University | 518 |
| South African National ETD Portal | 136763 |
| Southern Baptist Theological Seminary | 499 |
| Southern Illinois University Carbondale | 4207 |
| Technischen Universität Darmstadt | 4029 |
| Temple University | 3506 |
| Texas A and M University | 11340 |
| Texas A and M University | 1604 |
| Texas Christian University | 631 |
| The Chinese University of Hong Kong | 15705 |
| Theses and Dissertations Online (Catalunya) | 10 |
| Tulane University | 5757 |
| UCL | 118 |
| UDLA-Thesis | 408 |
| Univ. of Western Cape | 1967 |
| Universidad Catolica Santo Toribio de Mogrovejo | 3244 |
| Universidad Continental | 602 |
| Universidad de Alicante | 2540 |
| Universidad de Cantabria | 281 |
| Universidad de Chile | 33469 |
| Universidad de las Americas, Puebla: Digital Theses | 40 |
| Universidad de Lima | 267 |
| Universidad de Murcia | 1671 |
| Universidad de Oviedo | 102 |
| Universidad de San Martin de Porres | 77 |
| Universidad del Pacífico | 906 |
| Universidad Mayor de San André(UMSA) | 287 |
| Universidad Nacional de Ingenierí(UNI) | 981 |
| Universidad Nacional de La Plata, Sedici | 2708 |
| Universidad Nacional Jorge Basadre Grohmann | 186 |
| Universidad Nacional Mayor de San Marcos - SISBIB PERU | 13771 |
| Universidad Peruana de Ciencias Aplicadas (UPC) | 13073 |
| Universidad Ricardo Palma (URP) | 1520 |
| Universidade de São Paulo | 85990 |
| Universidade do Porto | 41931 |
| Universidade Estadual Paulista | 39929 |
| Universita Cattolica del Sacro Cuore. DocTA | 1418 |
| Università di Bologna | 5461 |
| Universitat Abat Oliba | 32 |
| Universitat Autònoma de Barcelona | 6448 |
| Universitat de Barcelona | 5295 |
| Universitat de Girona | 926 |
| Universitat de les Illes Balears | 343 |
| Universitat de Lleida | 772 |
| Universitat de Rovira i Virgili | 38 |
| Universitat de València | 1153 |
| Universitat de Vic | 49 |
| Universitat Internacional de Catalunya | 211 |
| Universitat Jaume I | 418 |
| Universitat Oberta de Catalunya | 80 |
| Universitat Politècnica de Catalunya | 3020 |
| Universitat Politècnica de València | 3892 |
| Universitat Pompeu Fabra | 1438 |
| Universitat Ramon Llull | 576 |
| Universitat Rovira i Virgili | 1594 |
| Université de Montréal | 16000 |
| Université de Sherbrooke | 8318 |
| Université de Toulouse | 1933 |
| Université du Québec à Chicoutimi | 2436 |
| Université du Québec à Trois-Rivières | 4823 |
| Université d’Ottawa | 19921 |
| Université Laval | 13726 |
| Université libre de Bruxelles | 8662 |
| University of Arizona | 62988 |
| University of Auckland | 949 |
| University of British Columbia | 44510 |
| University of Canterbury | 6303 |
| University of Hawaii at Manoa Libraries | 3370 |
| University of Iowa | 6955 |
| University of Kentucky | 4964 |
| University of Latvia | 255 |
| University of Macau | 2890 |
| University of Maine | 1483 |
| University of Manitoba Canada | 20871 |
| University of Massachusetts Medical School | 1105 |
| University of Massachusetts, Amherst | 7088 |
| University of Miami | 1009 |
| University of Missiouri at St. Louis ETD Archive | 119 |
| University of Montana Missoula | 696 |
| University of New Orleans | 2923 |
| University of North Carolina-Chapel Hill | 62 |
| University of North Florida | 902 |
| University of North Texas | 19360 |
| University of Novi Sad | 1859 |
| University of Oregon | 2859 |
| University of Oulu | 8173 |
| University of Patras | 7359 |
| University of Pittsburgh | 4221 |
| University of Saskatchewan Library | 6015 |
| University of South Flordia | 8199 |
| University of Tennessee Libraries | 479 |
| University of Tennessee Libraries | 2262 |
| University of Texas | 16290 |
| University of the Pacific | 3535 |
| University of Toronto | 7835 |
| University of Vermont | 1131 |
| University of Victoria | 6335 |
| University of Waterloo Electronic Theses Repository | 6361 |
| University of Würzburg | 6748 |
| UniZar | 14 |
| Ural Federal University | 3829 |
| Utah State University | 7800 |
| Vanderbilt University Theses | 3941 |
| Vidyanidhi Digital Lib. (India) | 5491 |
| Virginia Commonwealth University | 6265 |
| Virginia Tech Theses and Dissertation | 33770 |
| VTechWorks NDLTD ETDs | 174 |
| Walden University | 8007 |
| Western Kentucky University Theses | 3116 |
| Wichita State University | 1303 |
| William and Mary | 5818 |
| Wirtschaftsuniversität Wien | 3395 |
| Worcester Polytechnic Institute | 1902 |
| Yale Medical student MD Thesis | 122 |
| Total | 5949790 |
|---|