Roselaar, C. S. (2000). List of journals on birds extant in the most important Dutch Ornithological libraries. ZMA.
Keijl, G. O., & Roselaar, C. S. (2000). Plumages, Bare Parts, Moults, Measurements, Weights, Structure, and Geographical variation of Egretta caerulea Little Blue Heron.BWP Update, 2(3), 199-202.
Roselaar, C. S. (2000). Towards a Birds Avoidance Model for the Netherlands: an example for the Common Buzzard Buteo buteo.Bird Strike Committee Europ Proc. and Working Papers, 233-240.
Roselaar, C. S. (2000). 40 year of bird strike remains identification at the Zoological Museum. Bird Strike Committee Europ Proc. and Working Papers, 227-231.
Roselaar, C. S., & Prins, T. G. (2000). A juvenile black morph Long-tailed Skua collected in The Netherlands Dutch Birding. Dutch Birding, 22(5), 271-277.
Roselaar, C. S., & Prins, T. G. (2000). List of type specimens of birds in the Zoological Museum of the University of Amsterdam (ZMA), including taxa described by ZMA staff but without types in the ZMA.Beaufortia, 50(5), 95-126.
Sluys, R., Hazevoet, C. J., van den Berg, A. B., & Roselaar, C. S. (1999). Dutch avifaunal list: species concepts, taxonomic instability, and taxonomic changes in 1977-1998. Ardea, 87, 139-165.
Roselaar, C. S. (1999). Plumages, Bare Parts, Moults, Measurements, Weights, Structure, and Geographical variation of Sula dactylatra Masked Booby. BWP Update, 2(1), 63-66.
Roselaar, C. S. (1999). Lijst van vogeltijdschriften aanwezig in de belangrijkere Nederlandse vogelkundige bibliotheken. Nederlandse Ornithologische Unie, 1-34.
Sangster, G., Hazevoet, C. J., van den Berg, A. B., Roselaar, C. S., & Sluys, R. (1999). Dutch avifaunal list: species concepts, taxonomic instability and taxonomic changes. Ardea, 87, 271-275.