TY - JOUR AU - T Estermann TI - On Waring's problem for fourth and higher powers JO - Acta Arithmetica PY - 1936 SP - 197 EP - 211 VL - 2 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-2-2-197-211/ DO - 10.4064/aa-2-2-197-211 LA - en ID - 10_4064_aa_2_2_197_211 ER -