TY  - BOOK
AU  - Gupta, A.N.
AU  - Shukla, D.P. Gu.
ED  - University of Roorkee, Roorkee, Mechanical Engineering
TI  - Photoelastic determination of stresses in an elestic sphere containing penny shaped crack
U1  - 621.072 
PY  - 1976///
ER  -