TY - JOUR AU - Kulenović, Mustafa R. S. TI - On a result of Etgen and Lewis JO - Czechoslovak Mathematical Journal PY - 1982 SP - 373 EP - 376 VL - 32 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1982.101812/ DO - 10.21136/CMJ.1982.101812 LA - en ID - 10_21136_CMJ_1982_101812 ER -