[1]
Nurlybayev А. and Bekzhigitova Л. 2022. Arithmetic-geometrical progression (AGP). Onyn kosyndysynyn formulas. Рroblems of engineering and professional education. 3, 3 (Dec. 2022), 99. DOI:https://doi.org/10.32523/2220-685X-2010-3-3-99.