TY - JOUR AU - D. D. Komarov TI - Minimal vertex $1$-extensions of palm trees JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2014 SP - 233 EP - 241 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2014_14_2_a11/ LA - ru ID - ISU_2014_14_2_a11 ER -