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@article{MOMA_1994__118_3-4_178653, author = {H.A. Biagioni}, title = {Generalized {Solutions} to {Nonlinear} {First-Order} {Systems.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {7--20}, publisher = {mathdoc}, volume = {118}, number = {3-4}, year = {1994}, zbl = {0807.35020}, url = {http://geodesic.mathdoc.fr/item/MOMA_1994__118_3-4_178653/} }
H.A. Biagioni. Generalized Solutions to Nonlinear First-Order Systems.. Monatshefte für Mathematik, Tome 118 (1994) no. 3-4, pp. 7-20. http://geodesic.mathdoc.fr/item/MOMA_1994__118_3-4_178653/