@article{BSMF_1990__118_1_85_0,
     author = {Fantechi, Barbara},
     title = {On the superadditivity of secant defects},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {85--100},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {118},
     number = {1},
     year = {1990},
     doi = {10.24033/bsmf.2137},
     mrnumber = {92c:14049},
     zbl = {0727.14029},
     language = {en},
     url = {http://www.numdam.org/articles/10.24033/bsmf.2137/}
}