A. L. Hilt

Differential Geometry on Complex and Almost Complex Spaces.

K. Yano, A. L. Hilt, 1965 .

Differential Geometry on Complex and Almost Complex Spaces.

K. Yano, A. L. Hilt, 1966 .

Vector Fields and Infinitesimal Transformations on Almost-Hermitian Manifolds with Boundary

C. Hsiung, A. L. Hilt, 1965, Canadian Journal of Mathematics.