She adopted the pseudonym , Anne Philipe , and wrote about her husband in two books , the first called Souvenirs ( 1960 ) and a second biography titled Le Temps d'un soupir ( No Longer Than a Sigh , 1963 ) .
The first called Souvenirs ( 1960 ) and a second biography titled Le Temps d'un soupir ( No Longer Than a Sign , 1963 ) .