TY - GEN PB - University of Zielona Góra Press, Poland L1 - http://zbc.uz.zgora.pl/Content/2924/HTML/10rod.pdf L2 - http://zbc.uz.zgora.pl/Content/2924 T1 - International Journal of Applied Mathematics and Computer Science (AMCS) 2002, volume 12, number 1 UR - http://zbc.uz.zgora.pl/dlibra/docmetadata?id=2924 ER -