TY  - BOOK
AU  - Doebner, H.D.
AU  - Palev, T.D.
TI  - Proceedings of the xiii international conference on differential geometric methods in theoretical physics, H.D.Doebner, eng
T2  - Series in pure maths
U1  - 512, 
PY  - 1986///
CY  - Singapore, World Scientific.
ER  -