Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{RCM_1968__2_181556, author = {Guillermo Restrepo}, title = {On the method of the steepest descent}, journal = {Revista colombiana de matematicas}, pages = {45--50}, publisher = {mathdoc}, volume = {2}, year = {1968}, zbl = {0197.13202}, url = {http://geodesic.mathdoc.fr/item/RCM_1968__2_181556/} }
Guillermo Restrepo. On the method of the steepest descent. Revista colombiana de matematicas, Tome 2 (1968), pp. 45-50. http://geodesic.mathdoc.fr/item/RCM_1968__2_181556/