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Sinz, Fabian; Gerwinn, Sebastian; Bethge, Matthias (2009). “Characterization of the p-generalized normal distribution”. Journal of Multivariate Analysis100 (5): 817–820. doi:10.1016/j.jmva.2008.07.006.
Hamedani, G. G.; Tata, M. N. (1975). “On the determination of the bivariate normal distribution from distributions of linear combinations of the variables”. The American Mathematical Monthly82 (9): 913–915. doi:10.2307/2318494. JSTOR2318494.
Kac, M. (1939). “On a characterization of the normal distribution”. American Journal of Mathematics61 (3): 726–728. doi:10.2307/2371328. JSTOR2371328.
Hamedani, G. G.; Tata, M. N. (1975). “On the determination of the bivariate normal distribution from distributions of linear combinations of the variables”. The American Mathematical Monthly82 (9): 913–915. doi:10.2307/2318494. JSTOR2318494.