1Goldfeld D. Gauss' Class number problem for imaginary quadratic fields[J]. Bulletin (New Series) of the AMS. 1983, 13(1): 23-27.
2Zagier D. L-series of eliptic curves, the Birch-Swinnerton-Dyer conjecture, and the class number problem of Gauss [J]. Notices of theAMS. 1984, 31(7): 737-840.
3Yokoi H. Class number one problem for real quadratic fields (The conjecture of Gauss)[J]. Proc. of the Japan Academy(Ser. A). 1988, 64(2):53-55.
4Chowla S. Friedlander J. Class numbers and quadratic residues[J]. Glasgow Math. J. , 1976, 17:47-52.
5Biro A. Yokoi's conjecture[J]. Acta Arithmetica, 2003,106(1) :85-104.
6Biro A. Chowla's conjecture[J]. Acta Arithmetica, 2003,107(2) : 179-194.
7Apostol T M. Generalized Dedekind sums and transformation formula of certainLambert series. Duke Math, 1950, 17: 147~157
8Carlitz L. Some theorems on generalized Dedekind Sums. Pacific J Math, 1953, 3: 513~522
9Mikolas M. On certain sums generating the Dedekind sums and their reciprocity laws.Pacific J Math, 1957, 7: 1167~1178
10Barner K. Uber die Werte derRingklassen L-funktionen reell quadratischer Zahlkorper an natu rlichen argumentstellen.Journal of Number Theory, 1969, 1: 28~64