TY - JOUR AU - Yuriy Aminov AU - Joanna Witkowska TI - Generalization of the H.\,A.~Schwarz theorem on stability of minimal surfaces JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2007 SP - 399 EP - 410 VL - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JMAG_2007_3_a1/ LA - en ID - JMAG_2007_3_a1 ER -