TY - JOUR AU - Richard H. Hammack AU - Wilfried Imrich TI - Fast recognition of direct and strong products JO - Ars Mathematica Contemporanea PY - 2014 SP - 487 EP - 497 VL - 7 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.320.43e/ DO - 10.26493/1855-3974.320.43e LA - en ID - 10_26493_1855_3974_320_43e ER -