TY - GEN PB - Juliusz Schauder Center CY - ToruĊ„ L2 - http://kpbc.umk.pl/Content/22278 T1 - Topological Methods in Nonlinear Analysis, Vol. 3 no 2, (1994) UR - http://kpbc.umk.pl/dlibra/publication/edition/22278 ER -