QF-1 rings of global dimension less than or = 2
In: Canadian journal of mathematics, Jg. 25 H. 2, S. 345-3521973
A quantitative model of walking incorporating central and peripheral influences: I. The control of the individual leg
In: Biological cybernetics, Jg. 37 H. 3, S. 131-1361980A quantitative model of walking incorporating central and peripheral influences: II. The connections between the different legs
In: Biological cybernetics, Jg. 37 H. 3, S. 137-1441980