| Damage effects of cereal aphids in wheat R Rabbinge, EM Drees, M Van der Graaf, FCM Verberne, A Wesselo Netherlands Journal of Plant Pathology 87, 217-232, 1981 | 133 | 1981 |
| Copyright issues in open access research journals E Hoorn, M van der Graaf D-Lib Magazine 12 (2), 1082-9873, 2006 | 69 | 2006 |
| Transmission of human immunodeficiency virus (HIV/HTLV-III/LAV): a review M Van der Graaf, RJA Diepersloot Infection 14 (5), 203-211, 1986 | 43 | 1986 |
| The European repository landscape: inventory study into the present type and level of OAI-compliant digital respository activities in the EU M Van der Graaf, K van Eijndhoven Amsterdam University Press, 2008 | 38 | 2008 |
| A surfboard for riding the wave: Towards a four country action programme on research data M van der Graaf, L Waaijers, J Davidson, S Hodson, M Christoffersen, ... [nn], 2011 | 29 | 2011 |
| Acrylonitrile: a suspected human carcinogen W Koerselman, M van der Graaf International archives of occupational and environmental health 54, 317-324, 1984 | 21 | 1984 |
| Inventory study into the present type and level of OAI compliant Digital Repository activities in the EU K Van Eijndhoven, M Van der Graaf White Paper, Version, 2007 | 18 | 2007 |
| DRIVER: Seven Items on a European Agenda for Digital Repositories M Van der Graaf Ariadne, 2007 | 16 | 2007 |
| Copyright issues in research journals E Hoon, M Van der Graaf D-Lib Magazines 12 (2), 2006 | 14 | 2006 |
| Journal article mining: the scholarly publishers' perspective E Smit, M Van Der Graaf Learned publishing 25 (1), 35-46, 2012 | 13 | 2012 |
| Quality of Research Data, an Operational Approach L Waaijers, M Graaf D-Lib Magazine 17 (1), 4, 2011 | 13 | 2011 |
| The European repository landscape 2008: Inventory of digital repositories for research output M Van der Graaf Amsterdam University Press, 2009 | 13 | 2009 |
| Three perspectives on the evolving infrastructure of institutional research repositories in Europe M Vernooy-Gerritsen, G Pronk, M van der Graaf Ariadne 59 (2009), 30, 2009 | 11 | 2009 |
| The European Repository Landscape 2008. Inventory of Digital Repositories for research output M Graaf Amsterdam University Press, 2009 | 11 | 2009 |
| Sexual transmission of HIV: Routes, efficiency, cofactors and prevention. A survey of the literature M Van der Graaf, R Diepersloot Infection 17 (4), 210-215, 1989 | 11 | 1989 |
| Towards good practices of copyright in Open Access Journals. A study among authors of articles in Open Access journals E Hoorn, M van der Graaf JISC-SURF: Amsterdam, The Netherlands, 2005 | 9 | 2005 |
| A Surfboard for Riding the Wave M Van der Graaf, L Waaijers, J Davidson, S Hodson, M Christoffersen, ... Towards a four country action programme on research data. A Knowledge …, 2011 | 5 | 2011 |
| Towards good practices of copyright in open access journals E Hoorn, M van der Graaf Pleiade Management and Consultancy BV, 2005 | 5 | 2005 |
| Influenza vaccination in the Netherlands: a successful system approach GA Van Essen, MM Kuyvenhoven, N Masurel, RJA Diepersloot, ... International Congress Series 1219, 689-695, 2001 | 3 | 2001 |
| Naar Een Betere Zichtbaarheid Van Praktijkgericht Onderzoek Aan de Hand Van 4 User Stories M van der Graaf Pleiade Management and Consultancy: Amsterdam, 2018 | 2 | 2018 |
leo waaijersRetired, ex TUDelft, ex SURFVerified email at xs4all.nl
