H. Cohen and H. W. Lenstra, Heuristics on class groups of number fields, Lecture Notes in Mathematics, vol.61, pp.33-62, 1984.
DOI : 10.1007/BF01199694

A. Granville and K. Soundararajan, The distribution of values of L(1, ? d ), Geom. and Funct, Anal, vol.13, pp.992-1028, 2003.

H. L. Montgomery and R. C. Vaughan, Multiplicative number theory I. Classical theory Cambridge Studies in advanced mathematics, 2007.
DOI : 10.1017/cbo9780511618314

M. Rosen and J. Silverman, On the independence of Heegner points associated to distinct quadratic imaginary fields, Journal of Number Theory, vol.127, issue.1, 2007.
DOI : 10.1016/j.jnt.2006.12.012

M. Watkins, Class numbers of imaginary quadratic fields, Mathematics of Computation, vol.73, issue.246, pp.907-938, 2003.
DOI : 10.1090/S0025-5718-03-01517-5