TY - JOUR AU - Urban, Roman TI - A survey of results on density modulo $1$ of double sequences containing algebraic numbers JO - Communications in Mathematics PY - 2008 SP - 31 EP - 43 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/COMIM_2008__16_1_a3/ LA - en ID - COMIM_2008__16_1_a3 ER -