Baisanov, O.A., Г.А. Доскеев, and I.F. Spivak-Lavrov. “NEW SCHEMES AHROMATIC STATIC MASS-SPECTROMETERS”. Recent Contributions to Physics 2009, no. 3 (November 28, 2018): 23–26. Accessed February 9, 2026. https://bph.kaznu.kz/index.php/zhuzhu/article/view/1074.