TY - JOUR AU - Ghahramani, F. AU - Zadeh, S. TI - Bipositive Isomorphisms Between Beurling Algebras and Between their Second Dual Algebras JO - Canadian journal of mathematics PY - 2017 SP - 3 EP - 20 VL - 69 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2016-028-5/ DO - 10.4153/CJM-2016-028-5 ID - 10_4153_CJM_2016_028_5 ER -