@article{AIF_1986__36_2_193_0, author = {Morvan, Jean-Marie and Niglio, Louis}, title = {Classes caract\'eristiques des couples de sous-fibr\'es lagrangiens}, journal = {Annales de l'Institut Fourier}, pages = {193--209}, publisher = {Institut Fourier}, address = {Grenoble}, volume = {36}, number = {2}, year = {1986}, doi = {10.5802/aif.1055}, mrnumber = {87m:58165}, zbl = {0578.55010}, language = {fr}, url = {http://archive.numdam.org/articles/10.5802/aif.1055/} }