62 RICE UNIVERSITY STUDIES
[71] Wells, R. 0., Jγ., On the local holomorphic hull of a real submanifold
in several complex variables, Comm. Pure and Appl. Math. 19
(1966), 145-165.
[72] ------, Holomorphic hulls and holomorphic convexity of differen-
tiable submanifolds, Trans. Amer. Math. Soc. 132 (1968), 245-262.
[73] ------, Compact real submanifolds of a complex manifold with
nondegenerate holomorphic tangent bundles, Math. Ann. 179
(1969), 123-129.
[77] ------, Concerning the envelope of holomorphy of a compact differ-
entiable submanifold of a complex manifold, Ann. Scuola Norm.
Supp. Pisa 23 (1969), 347-361.
Texas Tech University
Rice University