TY - JOUR AU - Snášel, Václav TI - $\lambda$-lattices JO - Mathematica Bohemica PY - 1997 SP - 267 EP - 272 VL - 122 IS - 3 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/MB.1997.126144/ DO - 10.21136/MB.1997.126144 LA - en ID - 10_21136_MB_1997_126144 ER -