Kukko-Kalske E, Heinonen J (1985). "Inorganic pyrophosphate and inorganic pyrophosphatase in Escherichia coli". The International Journal of Biochemistry. 17 (5): 575–80. doi:10.1016/0020-711x(85)90288-5. PMID2993053.
Kukko-Kalske E, Heinonen J (1985). "Inorganic pyrophosphate and inorganic pyrophosphatase in Escherichia coli". The International Journal of Biochemistry. 17 (5): 575–80. doi:10.1016/0020-711x(85)90288-5. PMID2993053.