@article{BSMF_1999__127_4_541_0,
     author = {Xiaonan, Ma},
     title = {Formes de torsion analytique et familles des submersions {I}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {541--621},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {127},
     number = {4},
     year = {1999},
     doi = {10.24033/bsmf.2360},
     mrnumber = {2001j:58059},
     zbl = {0956.58017},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.2360/}
}