TY - JOUR AU - Hollister, Herbert A. TI - An infinite collection of absolutely convex subgroups JO - Czechoslovak Mathematical Journal PY - 1992 SP - 311 EP - 312 VL - 42 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128329/ DO - 10.21136/CMJ.1992.128329 LA - en ID - 10_21136_CMJ_1992_128329 ER -