Rabin and RSA analogues based on non-maximal imaginary quadratic orders.

Detlef Hühnlein Andreas Meyer Tsuyoshi Takagi Rabin and RSA analogues based on non-maximal imaginary quadratic orders. 221-240 1998 conf/icisc/1998 ICISC db/conf/icisc/icisc1998.html#HuehnleinMT98