@article{1102736263, author = {Johnson, G. W. and Skoug, D. L.}, title = {Notes on the Feynman integral. I.}, journal = {Pacific J. Math.}, volume = {97}, number = {2}, year = {1981}, pages = { 313-324}, language = {en}, url = {http://dml.mathdoc.fr/item/1102736263} }
Johnson, G. W.; Skoug, D. L. Notes on the Feynman integral. I.. Pacific J. Math., Tome 97 (1981) no. 2, pp. 313-324. http://gdmltest.u-ga.fr/item/1102736263/