TY - JOUR AU - J.R.B. Cockett AU - Xiuzhan Guo TI - Stable meet semilattice fibrations and free restriction categories JO - Theory and applications of categories PY - 2006 SP - 307 EP - 341 VL - 16 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAC_2006_16_a14/ LA - en ID - TAC_2006_16_a14 ER -