TY  - BOOK
AU  - Enz, Charles P. and Mehra, Jagdish 
AU  - Mehra, Jagdish ; jt. ed.
TI  - Physical reality and mathematical description; collection of essays presented at the sixtieth birthday of Josef Maria Jauch
U1  - 530.1 
PY  - 1974///
CY  - Holland
PB  - D. Reidel
ER  -