TY - JOUR T1 - Gottlob Frege - život a dielo JF - Organon F Y1 - 2000 A1 - Gahér, František IS - 1 VL - 7 SP - 13-28 UR - http://www.klemens.sav.sk/fiusav/doc/organon/2000/1/13-28.pdf U2 - Papers U3 - 1328 TI - Gottlob Frege - His Life and Work ER -