1. Alikhanyan, I.S., Zanosovskaya, T.A., Zhilenko, L.O., and Chebotareva, Yu.Yu., The role of puberty in the development of somatic and reproductive health of women, Molodoi Uch., 2016, vol. 122, no. 18-1, pp. 41–43.
2. Gelashvili, O.A., Khisamov, R.R., and Shal’neva, I.R., Physical development of children and adolescents, Sovrem. Probl. Nauki Obraz., 2018, no. 3, pp. 51–62. http://www.science-education.ru/ru/article/view?id= 27656. Cited December 17, 2020.
3. Gritsinskaya, V.L. and Nikitina, I.L., Somatometric indicators of the physical development of schoolchildren in St. Petersburg, Ross. Vestn. Perinatol. Pediatr., 2018, vol. 63, no. 1, pp. 66–70. https://doi.org/10.21508/1027-4065-2018-63-1-66-70
4. Gladkaya, V.S., Koroleva, V.A., and Gritsinskaya, V.L., Regional features of somatometric characteristics in urban schoolgirls in the Republic of Khakassia, Mat’
Ditya Kuzbasse, 2018, vol. 74, no. 3, pp. 32–37.
5. Dynnik, V.A., The start of puberty in girls living in urban and rural areas, Vestn. S.-Peterb. Gos. Univ., 2018, vol. 13, no. 2, pp. 185–198.