TY - JOUR AU - Schein, Boris M. TI - Completions, translational hulls and ideal extensions of inverse semigroups JO - Czechoslovak Mathematical Journal PY - 1973 SP - 575 EP - 610 VL - 23 IS - 4 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/CMJ.1973.101201/ DO - 10.21136/CMJ.1973.101201 LA - en ID - 10_21136_CMJ_1973_101201 ER -