TY  - BOOK
AU  - Hughston L P
AU  - Mason L J
TI  - Further advances in twistor theory
U1  - 530.15 
PY  - 1990///
CY  - New York
PB  - Longman Scientific & Technical
KW  - Mathematical physics
KW  - Twistor theory
N1  - V 1 The Penrose transform and its applications
ER  -