TY - JOUR AU - Gerianne M. Krause TI - Interior idempotents and non-representability of groupoids. JO - Stochastica PY - 1983 SP - 5 VL - 7 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/STO_1983__7_1_38874/ LA - en ID - STO_1983__7_1_38874 ER -