%0 Journal Article %A Jean Moulin Ollagnier %A Andrzej Nowicki %T Polynomial algebra of constants of the Lotka-Volterra system %J Colloquium Mathematicum %D 1999 %P 263-270 %V 81 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-81-2-263-270/ %R 10.4064/cm-81-2-263-270 %G de %F 10_4064_cm_81_2_263_270