TY - JOUR AU - Vanžurová, Alena TI - Soldered double linear morphisms JO - Mathematica Bohemica PY - 1992 SP - 68 EP - 78 VL - 117 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.1992.126230/ DO - 10.21136/MB.1992.126230 LA - en ID - 10_21136_MB_1992_126230 ER -