%0 Journal Article %A Vadim E. Levit %A Eugen Mandrescu %T On an annihilation number conjecture %J Ars mathematica contemporanea %D 2020 %P 359-369 %V 18 %N 2 %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1950.8bd/ %R 10.26493/1855-3974.1950.8bd %G en %F 10_26493_1855_3974_1950_8bd