@article{MAN_1974__209_162581,
     author = {Michael Freeman},
     title = {Local {Complex} {Foliation} of {Real} {Submanifolds.}},
     journal = {Mathematische Annalen},
     pages = {1--30},
     year = {1974},
     volume = {209},
     zbl = {0267.32006},
     url = {http://geodesic.mathdoc.fr/item/MAN_1974__209_162581/}
}