Krcheva, Violeta. “MODELLING A MASS-SPRING SYSTEM USING A SECOND-ORDER HOMOGENEOUS LINEAR ORDINARY DIFFERENTIAL EQUATION WITH CONSTANT COEFFICIENTS”. Balkan Journal of Applied Mathematics and Informatics 7, no. 1 (June 11, 2024): 7-18. Accessed December 22, 2024. https://js.ugd.edu.mk/index.php/bjami/article/view/5932.