TY - JOUR AU - A. A. Tuzhilin TI - Minimal binary trees with regular boundary: the~case of sceletons with four ends JO - Sbornik. Mathematics PY - 1996 SP - 581 EP - 622 VL - 187 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1996_187_4_a3/ LA - en ID - SM_1996_187_4_a3 ER -