TY - JOUR AU - Willy G. van Hoorn TI - Some Generalisations of the Jacobson Radical for Seminearrings and Semirings. JO - Mathematische Zeitschrift PY - 1970 SP - 69 EP - 82 VL - 118 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1970__118_171440/ ID - MZ_1970__118_171440 ER -