TY - JOUR AU - Juhani V. Vainio TI - On the type of sewing functions with a singularity JO - Annales Fennici Mathematici PY - 1989 SP - 161 EP - 167 VL - 14 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1989.1432/ DO - 10.5186/aasfm.1989.1432 LA - en ID - AFM_1989_14_1_a15 ER -