@article{ASENS_2003_4_36_3_403_0,
     author = {Xu, Ping},
     title = {Dirac submanifolds and {Poisson} involutions},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {403--430},
     publisher = {Elsevier},
     volume = {Ser. 4, 36},
     number = {3},
     year = {2003},
     doi = {10.1016/S0012-9593(03)00013-2},
     mrnumber = {1977824},
     zbl = {1047.53052},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/S0012-9593(03)00013-2/}
}