[1]
“TECHNOLOGY OF THE ANALYSIS BY INDEX METHOD OF FACTORS OF BIRTH RATE OF THE POPULATION (ON THE BASIS OF SPREADSHEETS)”, Science Outpost, vol. 4, no. 3, pp. 144–149, May 2010, Accessed: Sep. 28, 2026. [Online]. Available: https://forpost-nauki.owebs.ru/article/view/4168