Jacquet, P., & Mayence, A. (1982). Application of the Invitro Embryo Culture To the Study of the Mutagenic Effects of Nickel in Male Germ-cells. Toxicology Letters, 11(1-2), 193-197. https://doi.org/10.1016/0378-4274(82)90127-8 (Original work published 1982)