@article{1102810450, author = {Obi, Gabriel M. M.}, title = {An algebraic closed graph theorem.}, journal = {Pacific J. Math.}, volume = {79}, number = {2}, year = {1978}, pages = { 199-207}, language = {en}, url = {http://dml.mathdoc.fr/item/1102810450} }
Obi, Gabriel M. M. An algebraic closed graph theorem.. Pacific J. Math., Tome 79 (1978) no. 2, pp. 199-207. http://gdmltest.u-ga.fr/item/1102810450/