@article{01220850, title = {Normal smash products.}, journal = {Portugaliae Mathematica. Nova S\'erie}, volume = {55}, year = {1998}, pages = {323-331}, zbl = {0910.16014}, language = {en}, url = {http://dml.mathdoc.fr/item/01220850} }
Yang, S.; Wang, D. Normal smash products.. Portugaliae Mathematica. Nova Série, Tome 55 (1998) pp. 323-331. http://gdmltest.u-ga.fr/item/01220850/