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@article{PORMA_1991__48_3_115753, author = {Enochs, Edgar E. and Jenda, Overtoun M.G.}, title = {Trivial formal fibres and formal {Laurent} series}, journal = {Portugaliae mathematica}, pages = {253--258}, publisher = {mathdoc}, volume = {48}, number = {3}, year = {1991}, mrnumber = {1127124}, zbl = {0744.13008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1991__48_3_115753/} }
Enochs, Edgar E.; Jenda, Overtoun M.G. Trivial formal fibres and formal Laurent series. Portugaliae mathematica, Tome 48 (1991) no. 3, pp. 253-258. http://geodesic.mathdoc.fr/item/PORMA_1991__48_3_115753/