TY - BOOK AU - Montgomery, Susan TI - Hopf algebras and their actions on rings T2 - August 10-14 SN - 821807382 PY - 1992///"--Pref. | "With support from the National Science Foundation." CY - Providence, R.I. PB - Published for the Conference Board of the Mathematical Sciences by the American Mathematical Society N1 - Expanded version of ten lectures given at the CBMS Conference on Hopf Algebras and Their Actions on Rings ER -