R H Wimmers

Evidence for a phase transition in the early development of prehension.

P J Beek, G J Savelsbergh, R. H. Wimmers, 1998, Developmental psychobiology.

A developmental transition in prehension modeled as a cusp catastrophe.

G J Savelsbergh, J van der Kamp, R. H. Wimmers, 1998, Developmental psychobiology.