TY - DATA AU - Joachim Lambek TI - Torsion Theories, Additive Semantics, and Rings of Quotients T2 - Lecture Notes in Mathematics SN - 9783540364481 PY - 1971/// CY - Heidelberg PB - Springer Berlin KW - Mathematics and Statistics UR - https://doi.org/10.1007/BFb0061029 ER -