Alfons Kaiser: Karl Lagerfeld: Ein Deutscher in Paris, C.H.Beck, 2020, S. 97, 101
legacy.com
Christiane M. Johnson, 1931–2015. In: Hartford Courant. legacy.com, 14. Oktober 2015, abgerufen am 17. Mai 2021: „Christiane (Christel) M. Johnson passed away after a brief illness, surrounded by her family, on Friday, October 9, 2015. Born in Hamburg Germany, May 11, 1931, she moved to the west coast, and in 1959 she married the love of her life, Robert A. Johnson, in Seattle WA.“