(en) Michaël Abecassis, Marcelline Block, An Anthology of French and Francophone Singers from A to Z: Singin’ in French, Cambridge Scholars Publishing, 2018, 688 pages, p. 60 : « Janet Woolllacott, the wife of the famous French singer Claude François. From this union was born a daughter whom they named Jennifer Bécaud. However, the union between Janet Woollacott and Bécaud was short-lived and they separated. »
