TY - JOUR AU - Koichi Kawada TI - On sums of seven cubes of almost primes JO - Acta Arithmetica PY - 2005 SP - 213 EP - 245 VL - 117 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa117-3-2/ DO - 10.4064/aa117-3-2 LA - en ID - 10_4064_aa117_3_2 ER -