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Gillespie RJ, Robinson EA (2007). ”Gilbert N. Lewis and the chemical bond: the electron pair and the octet rule from 1916 to the present day”. J Comput Chem 28 (1): sid. 87–97. doi:10.1002/jcc.20545. PMID 17109437.
Grosse, A. V.; Kirschenbaum, A. D.; Streng, A. G.; Streng, L. V. (1963). ”Krypton Tetrafluoride: Preparation and Some Properties”. Science 139: sid. 1047–1048. doi:10.1126/science.139.3559.1047. PMID 17812982.