TY - JOUR AU - John Hunsucker TI - Primitive representation of a binary quadratic form as a sum of four squares JO - Acta Arithmetica PY - 1971 SP - 321 EP - 325 VL - 19 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa-19-4-321-325/ DO - 10.4064/aa-19-4-321-325 LA - en ID - 10_4064_aa_19_4_321_325 ER -