TY - JOUR AU - Abrham, Jaromír TI - The multiplex method and its application to concave programming JO - Czechoslovak Mathematical Journal PY - 1962 SP - 325 EP - 345 VL - 12 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1962.100521/ DO - 10.21136/CMJ.1962.100521 LA - en ID - 10_21136_CMJ_1962_100521 ER -