-
SECMA détruite par un
incendie cette nuit - La Voix du Nord, 27 mai 2009
Houtgraaf,
Yvette (2014-04-28). "Rijtest
Secma F16" [Secma F16 test drive]. Automeisje...
-
Alternative to
Field Studies". www.userinterviews.com.
Retrieved 2020-03-02.
Houtgraaf,
Glenn (2023-08-03). "Public
sector creativity: triggers,
practices and...
- 2009
Mastering a
Museum Plan:
Strategies for
Exhibit Development, D.
Houtgraaf, V.
Vitali and P. Gale, Naturalis, The
National Museum of
Natural History...
- (14): 9346–9350. doi:10.1074/jbc.M513265200. PMC 1821075. PMID 16431910.
Houtgraaf JH,
Versmissen J, van der
Giessen WJ (2006). "A
concise review of DNA...
