TY - BOOK ID - 127648421 TI - Differential geometry AU - Mitrinović, Dragoslav S. AU - Anderssen, Robert Scott AU - Ulčar, Jože PY - 1969 PB - Groningen : Wolters-Noordhoff, DB - UniCat KW - Geometry, Differential KW - Problems, exercises, etc. UR - https://www.unicat.be/uniCat?func=search&query=sysid:127648421 AB - ER -