%0 Journal Article %A S. Ruijsenaars %T Zero-Eigenvalue Eigenfunctions for Differences of Elliptic Relativistic Calogero--Moser Hamiltonians %J Teoretičeskaâ i matematičeskaâ fizika %D 2006 %P 31-41 %V 146 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2006_146_1_a2/ %G ru %F TMF_2006_146_1_a2