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@article{MS2_1969__25_166105, author = {M. Satyanarayana}, title = {A {Note} on {P.P.} {Rings.}}, journal = {Mathematica Scandinavica}, pages = {105--108}, publisher = {mathdoc}, volume = {25}, year = {1969}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MS2_1969__25_166105/} }
M. Satyanarayana. A Note on P.P. Rings.. Mathematica Scandinavica, Tome 25 (1969), pp. 105-108. http://geodesic.mathdoc.fr/item/MS2_1969__25_166105/