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@article{SF_1989__39_2_134976, author = {R. de Laubenfels}, title = {Second order incomplete expiring {Cauchy} problems.}, journal = {Semigroup forum}, pages = {75--84}, publisher = {mathdoc}, volume = {39}, number = {2}, year = {1989}, url = {http://geodesic.mathdoc.fr/item/SF_1989__39_2_134976/} }
R. de Laubenfels. Second order incomplete expiring Cauchy problems.. Semigroup forum, Tome 39 (1989) no. 2, pp. 75-84. http://geodesic.mathdoc.fr/item/SF_1989__39_2_134976/