Sharma 2009. Sharma, S; Rai, E; Sharma, P; Jena, M; Singh, S; Darvishi, K; Bhat, AK; Bhanwer, AJ; 외. (2009). “The Indian origin of paternal haplogroup R1a1(*)substantiates the autochthonous origin of Brahmins and the caste system”. 《Journal of Human Genetics》 54 (1): 47–55. doi:10.1038/jhg.2008.2. PMID19158816.
Sharma 2009. Sharma, S; Rai, E; Sharma, P; Jena, M; Singh, S; Darvishi, K; Bhat, AK; Bhanwer, AJ; 외. (2009). “The Indian origin of paternal haplogroup R1a1(*)substantiates the autochthonous origin of Brahmins and the caste system”. 《Journal of Human Genetics》 54 (1): 47–55. doi:10.1038/jhg.2008.2. PMID19158816.