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Ringer, Ashley L.; Magers, David H. (1 March 2007). "Conventional Strain Energy in Dimethyl-Substituted Cyclobutane and the gem -Dimethyl Effect". The Journal of Organic Chemistry. 72 (7): 2533–2537. doi:10.1021/jo0624647. PMID17341119.
Bachrach, Steven M. (1 March 2008). "The gem -Dimethyl Effect Revisited". The Journal of Organic Chemistry. 73 (6): 2466–2468. doi:10.1021/jo702665r. PMID18278945.
Salvio, Riccardo; Mandolini, Luigi; Savelli, Claudia (19 July 2013). "Guanidine–Guanidinium Cooperation in Bifunctional Artificial Phosphodiesterases Based on Diphenylmethane Spacers; gem -Dialkyl Effect on Catalytic Efficiency". The Journal of Organic Chemistry. 78 (14): 7259–7263. doi:10.1021/jo401085z. PMID23772969.