@article{1102785431, author = {Bear, H. S.}, title = {Approximate identities and pointwise convergence.}, journal = {Pacific J. Math.}, volume = {85}, number = {2}, year = {1979}, pages = { 17-27}, language = {en}, url = {http://dml.mathdoc.fr/item/1102785431} }
Bear, H. S. Approximate identities and pointwise convergence.. Pacific J. Math., Tome 85 (1979) no. 2, pp. 17-27. http://gdmltest.u-ga.fr/item/1102785431/