TY  - BOOK
AU  - Nayfeh,Ali Hasan
TI  - Introduction to perturbation techniques
SN  - 0471310131 :
AV  - QA371 .N39 2004
PY  - 2004///
CY  - Weinheim
PB  - Wifleyveh
KW  - Perturbation (Mathematics)
ER  -