E. G. T. . Zurita and J. E. P. . Rosales, “Theoretical Modeling of a Beam with Variable Section and Finite Rigidity in A Fatigue Testing Machine to Verify the Bending Moment Produced in The Central Portion of The Smallest Diameter of The Beam Subjected to External Loads ”, ijmst, vol. 11, no. 1, pp. 207-213, Mar. 2024.