TY - JOUR TI - Yuri{\u\i} Fedorovich Korobe{\u\i}nik (on the occasion of his 75th birthday) JO - Vladikavkazskij matematičeskij žurnal PY - 2005 SP - 3 EP - 4 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2005_7_3_a0/ LA - ru ID - VMJ_2005_7_3_a0 ER -