TY - JOUR AU - Anush Hakobyan AU - Vahan Mkrtchyan TI - S_12 and P_12-colorings of cubic graphs JO - Ars Mathematica Contemporanea PY - 2019 SP - 431 EP - 445 VL - 17 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1758.410/ DO - 10.26493/1855-3974.1758.410 LA - en ID - 10_26493_1855_3974_1758_410 ER -