TY - JOUR AU - Zeidan, Vera TI - Local Minimality of a Lipschitz Extremal JO - Canadian journal of mathematics PY - 1992 SP - 436 EP - 448 VL - 44 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-028-0/ DO - 10.4153/CJM-1992-028-0 ID - 10_4153_CJM_1992_028_0 ER -