found: Bonnard, A. Inédits politiques d'Abel Bonnard ..., c1987:t.p. (Olivier Mathieu) jkt. (b. 10/14/60; journalist, historian; also wrote under pseud. Holger Löns) p. 280 (used pseud. Jean-Philippe de Vivier)
found: Le pauvre cœur, 2008:t.p. (Olivier Mathieu, dit Robert Pioche) flap (b. Oct. 14, 1960 in Paris; writer and novelist)
found: A Firenze muore un'estate, 2017:t.p. (Olivier Mathieu) verso of title page (born Oct. 14, 1960 in Paris; has lived in Florence for ca. 25 years and has recently published works in Italian; list of his Italian works includes fiction and nonfiction)