Wissenbach U, Ternes D, Unden G (1992). "An Escherichia coli mutant containing only demethylmenaquinone, but no menaquinone: effects on fumarate, dimethylsulfoxide, trimethylamine N-oxide and nitrate respiration". Archives of Microbiology. 158 (1): 68–73. doi:10.1007/BF00249068. PMID1444716. S2CID5861160.
Wissenbach U, Ternes D, Unden G (1992). "An Escherichia coli mutant containing only demethylmenaquinone, but no menaquinone: effects on fumarate, dimethylsulfoxide, trimethylamine N-oxide and nitrate respiration". Archives of Microbiology. 158 (1): 68–73. doi:10.1007/BF00249068. PMID1444716. S2CID5861160.
Catala F, Azerad R, Lederer E (1970). "[Properties of demethylmenaquinone C-methylase from Mycobacterium phlei]". Internationale Zeitschrift für Vitaminforschung. International Journal of Vitamin Research. Journal International de Vitaminologie. 40 (3): 363–73. PMID5450997.
Wissenbach U, Ternes D, Unden G (1992). "An Escherichia coli mutant containing only demethylmenaquinone, but no menaquinone: effects on fumarate, dimethylsulfoxide, trimethylamine N-oxide and nitrate respiration". Archives of Microbiology. 158 (1): 68–73. doi:10.1007/BF00249068. PMID1444716. S2CID5861160.