Carolyn J. (Carolyn Janice) Cherryh

Yvgenie is a fantasy novel by American science fiction and fantasy author C. J. Cherryh. It was first published in October 1991 in the United States in a hardcover edition by Ballantine Books under its Del Rey Books imprint. Yvgenie is book three of Cherryh's three-book Russian Stories trilogy set in medieval Russia …