- ISSN 2356-6140. PMC 4312627. PMID 25667940. Heijden, Robert; Jacobs, Denise;
Snoeijer, Wim; Hallard, Didier; Verpoorte,
Robert (2004-03-01). "The Catharanthus...
- 7. ISBN 978-3-906390-24-6. van Der Heijden, Robert; Jacobs,
Denise I.;
Snoeijer, Wim; Hallard, Didier; Verpoorte,
Robert (2004). "The
Catharanthus alkaloids:...
- London. The
Stockton Press: New York. ISBN 978-0-333-47494-5 (set). Wim
Snoeijer. 2004.
Agapanthus A
revision of the genus.
Timber Press: Portland, OR,...
- PMC 514417. PMID 15141084. van der Heijden, Robert; Jacobs,
Denise I.;
Snoeijer, Wim; Hallard, Didier; Verpoorte,
Robert (2004). "The
Catharanthus alkaloids:...
-
Fluid bearing Lubrication theory Stone ball
Stone spheres of
Costa Rica
Snoeijer,
Jacco H.; van der Weele, Ko (November 2014). "Physics of the
granite sphere...
- 2016. Dekker; ****; Flapper; Horstink; Meulenkamp; van der Meulen; Kooij;
Snoeijer & Marin,
Alvaro (2018). "Water
bottle flipping physics".
American Journal...
- Chemocare.
Retrieved 12
November 2021. van Der
Heijden R,
Jacobs DI,
Snoeijer W,
Hallard D,
Verpoorte R (March 2004). "The
Catharanthus alkaloids: pharmacognosy...
- Springer-Verlag. pp. 46–55. ISBN 9783540563914. van Der
Heijden R,
Jacobs DI,
Snoeijer W,
Hallard D,
Verpoorte R (March 2004). "The
Catharanthus alkaloids: pharmacognosy...
-
Archived from the
original on 3
December 2008. van Der
Heijden R,
Jacobs DI,
Snoeijer W,
Hallard D,
Verpoorte R (March 2004). "The
Catharanthus alkaloids: pharmacognosy...
- 16
March 2012. Hesse, p. 7 van der Heijden, Robert; Jacobs,
Denise I.;
Snoeijer, Wim; Hallard, Didier; Verpoorte,
Robert (2004). "The
Catharanthus alkaloids:...
