Introductory remarks on complex multiplication. Cohn, Harvey — 1982 International Journal of Mathematics and Mathematical Sciences
Representation of a prime as the sum of squares in a tower of fields. Harvey Cohn — 1985 Journal für die reine und angewandte Mathematik
The explicit Hilbert 2-cyclic class field for Q (... -p). Harvey Cohn — 1981 Journal für die reine und angewandte Mathematik
Support polygons and the resolution of modular functional singularities Harvey Cohn — 1973 Acta Arithmetica
Representation of Markoff's binary quadratic forms by geodesics on a perforated torus Harvey Cohn — 1971 Acta Arithmetica
On some class-fields related to primes of type x2 + 32y2. Harvey Cohn; P. Barrucand — 1973 Journal für die reine und angewandte Mathematik