TY - BOOK ID - 1204433 TI - Difference equations from differential equations PY - 1989 SN - 3540507396 3642837018 PB - Berlin Springer DB - UniCat KW - Ordinary differential equations KW - Partial differential equations UR - https://www.unicat.be/uniCat?func=search&query=sysid:1204433 AB - ER -