TY - BOOK ID - 137858796 TI - Calculus of variations and harmonic maps PY - 1993 SN - 0821845810 PB - Providence (R.I.): American Mathematical Society DB - UniCat KW - Calculus of variations KW - Harmonic maps UR - https://www.unicat.be/uniCat?func=search&query=sysid:137858796 AB - ER -