New tools to evaluate plastic ingestion by northern fulmars applied to North Sea monitoring data 2002–2018 von van Franeker, Jan A., Kühn, Susanne, Anker-Nilssen, Tycho, Edwards, Ewan W.J., Gallien, Fabrice, Guse, Nils, Kakkonen, Jenni E., Mallory, Mark L., Miles, Will, Olsen, Kåre Olav, Pedersen, John, Provencher, Jennifer, Roos, Mervyn, Stienen, Eric, Turner, Daniel M., van Loon, Willem M.G.M.

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Cory's shearwater as a key bioindicator for monitoring floating plastics von Rodríguez, Yasmina, Rodríguez, Airam, van Loon, Willem M.G.M., Pereira, João M., Frias, João, Duncan, Emily M., Garcia, Sofia, Herrera, Laura, Marqués, Cristina, Neves, Verónica, Domínguez-Hernández, Cristopher, Hernández-Borges, Javier, Rodríguez, Beneharo, Pham, Christopher K.

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Baseline and power analyses for the assessment of beach litter reductions in the European OSPAR region von Schulz, Marcus, Walvoort, Dennis J.J., Barry, Jon, Fleet, David M., van Loon, Willem M.G.M.

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A monitoring and data analysis method for microplastics in marine sediments von Bäuerlein, Patrick S., Erich, Maarten W., van Loon, Willem M.G.M., Mintenig, Svenja M., Koelmans, Albert A.

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A regional benthic fauna assessment method for the Southern North Sea using Margalef diversity and reference value modelling von van Loon, Willem M.G.M., Walvoort, Dennis J.J., van Hoey, Gert, Vina-Herbon, Christina, Blandon, Abigayil, Pesch, Roland, Schmitt, Petra, Scholle, Jörg, Heyer, Karin, Lavaleye, Marc, Phillips, Graham, Duineveld, Gerard C.A., Blomqvist, Mats

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Use of semi-permeable membrane devices and solid-phase extraction for the wide-range screening of microcontaminants in surface water by GC-AED/MS von van Stee, Leo L.P, Leonards, Pim E.G, van Loon, Willem M.G.M, Jan Hendriks, A, Maas, Johanna L, Struijs, Jaap, Brinkman, Udo A.Th

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Biomimetic Extraction as a Tool To Identify Chemicals with High Bioconcentration Potential:  An Illustration by Two Fragrances in Sewage Treatment Plant Effluents and Surface Water... von Verbruggen, Eric M. J, van Loon, Willem M. G. M, Tonkes, Marcel, van Duijn, Piet, Seinen, Willem, Hermens, Joop L. M

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Quantitative Determination of Total Molar Concentrations of Bioaccumulatable Organic Micropollutants in Water Using C18 Empore Disk and Molar Detection Techniques von van Loon, Willem M. G. M, Wijnker, Femke G, Verwoerd, Marcel E, Hermens, Joop L. M

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Men of liberty; ten Unitarian pioneers von Fritchman, Stephen H. 1902-1981

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Quantitative analysis of sulfonic acid groups in macromolecular lignosulfonic acids and aquatic humic substances by temperature-resolved pyrolysis-mass spectrometry von van Loon, Willem M. G. M, Boon, Jaap J, de Groot, Bob

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OSPAR standard method and software for statistical analysis of beach litter data von Schulz, Marcus, van Loon, Willem, Fleet, David M., Baggelaar, Paul, van der Meulen, Eit

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Tree-Like Distance Colouring for Planar Graphs of Sufficient Girth von Kang, Ross J., Van Loon, Willem

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Highly Selective Determination of Macromolecular Chlorolignosulfonic Acids in River and Drinking Water Using Curie-Point Pyrolysis−Gas Chromatography−Tandem Mass Spectrometry von Bulterman, Albert-Jan, van Loon, Willem M. G. M, Ghijsen, Rudi T, Brinkman, Udo A. Th, Huitema, Ina M, de Groot, Bob

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New tools to evaluate plastic ingestion by northern fulmars applied to North Sea monitoring data 2002–2018 von van Franeker, Jan A., Kühn, Susanne, Anker-Nilssen, Tycho, Edwards, Ewan W.J., Gallien, Fabrice, Guse, Nils, Kakkonen, Jenni E., Mallory, Mark L., Miles, Will, Olsen, Kåre Olav, Pedersen, John, Provencher, Jennifer, Roos, Mervyn, Stienen, Eric, Turner, Daniel M., van Loon, Willem M.G.M.

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Quantitative determination of macrmolecular chlorolignosulfonic acids in water by pyrolysis-gas chromatography/mass spectrometry with single ion monitoring von van Loon, Willem M. G. M, Boon, Jaap J, de Groot, Bob

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AUDIO SIGNAL ENHANCEMENT von Willem Van Loon, Machiel, Jeroen Breebaart, Dirk

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The story of mankind von Van Loon, Hendrik Willem, 1882-1944

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My school books, from the unpublished autobiography of Hendrik Willem van Loon von Van Loon, Hendrik Willem, 1882-1944

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The story of mankind von Van Loon, Hendrik Willem, 1882-1944

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Tolerance von Van Loon, Hendrik Willem, 1882-1944

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