@article{TAM_1978_4_1_a7,
     author = {M. Hussain},
     title = {An equivalence theorem in {Poincar\'e-\v{C}etaev} variables},
     journal = {Theoretical and applied mechanics},
     pages = {67 },
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAM_1978_4_1_a7/}
}