Ekholm, Päivi, Maija Ylinen, Pekka Koivistoinen, and Pertti Varo. “Selenium Concentration of Finnish Foods: Effects of Reducing the Amount of Selenate in Fertilizers”. Agricultural and Food Science 4, no. 4 (December 1, 1995): 377–384. Accessed November 23, 2024. https://journal.fi/afs/article/view/72615.