TY - JOUR AU - Glen D. Anderson TI - Derivatives of the conformal capacity of extremal rings JO - Annales Fennici Mathematici PY - 1985 SP - 29 EP - 46 VL - 10 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1985.1006/ DO - 10.5186/aasfm.1985.1006 LA - en ID - AFM_1985_10_1_a5 ER -