TY - JOUR AU - Higgs, Denis TI - Injectivity in the Topos of Complete Heyting Algebra Valued Sets JO - Canadian journal of mathematics PY - 1984 SP - 550 EP - 568 VL - 36 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1984-034-4/ DO - 10.4153/CJM-1984-034-4 ID - 10_4153_CJM_1984_034_4 ER -