TY - BOOK AU - Wirkus, Stephen A AU - Swift, Randall J AU - Szypowski, Ryan S TI - Course in differential equations with bounary-value problems SN - 97814987-3605-3 U1 - 515.35 PY - 2017/// CY - Boca Raton PB - CRC Press KW - Mathematics- Differential equations- Linear ER -