%0 Journal Article
%A Busvelle, Éric
%A Gauthier, Jean-Paul
%T On determining unknown functions in differential systems, with an application to biological reactors
%J ESAIM: Control, Optimisation and Calculus of Variations
%D 2003
%P 509-551
%V 9
%I EDP-Sciences
%U http://www.numdam.org/articles/10.1051/cocv:2003025/
%R 10.1051/cocv:2003025
%G en
%F COCV_2003__9__509_0