TY - JOUR AU - Olli Lehto TI - Remarks on the integrability of the derivatives of quasiconformal mappings JO - Annales Fennici Mathematici PY - 1966 VL - 371-390 UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1966.371/ DO - 10.5186/aasfm.1966.371 LA - en ID - AFM_1966_371-390_a19 ER -