TY - JOUR AU - Monika Pilśniak TI - Nordhaus-Gaddum type inequalities for the distinguishing index JO - Ars Mathematica Contemporanea PY - 2021 SP - 223 EP - 231 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.2173.71a/ DO - 10.26493/1855-3974.2173.71a LA - en ID - 10_26493_1855_3974_2173_71a ER -