中国科学院数学与系统科学研究院期刊网
An Upper Bound for Class Numbers of Real Quadratic Fields Q(■) with p≡3(mod 4)
Mao Hua LE(1),Hong Ji CHEN(2)
Acta Mathematica Sinica, Chinese Series . 2000, (1): 27 -32 .  DOI: 10.12386/A2000sxxb0004