ISBN 9780821813485 books & textbook
Differential Forms Orthogonal to Holomorphic Functions or Forms, and Their Properties (Translations of Mathematical Monographs, 56)
L. A. Aizenberg and Sh. A. Dautov
American Mathematical Society /2000-04-12 Paperback / 165 Pages
isbn-10: 082181348X / isbn-13: 9780821813485