TY  - BOOK
AU  - Slawinski Michael A Et Al
TI  - Wavefronts and Rays As Characteristics and Asymptotics Third Edition
SN  - 9789811226472
PB  - World Scientific
KW  - Physics
UR  - https://www.worldscientific.com/worldscibooks/10.1142/11996#t=toc
ER  -