Kubo, Hiroshi; Fujii, Kenji; Kawabe, Taizo; Matsumoto, Shuka; Kishida, Hideyuki; Hosoe, Kazunori (2008). "Food content of ubiquinol-10 and ubiquinone-10 in the Japanese diet". Journal of Food Composition and Analysis. 21 (3): 199–210. doi:10.1016/j.jfca.2007.10.003.
Slater, E.C. (1983). "The Q cycle, an ubiquitous mechanism of electron transfer". Trends in Biochemical Sciences. 8 (7): 239–42. doi:10.1016/0968-0004(83)90348-1.