N. V. V. S. Suryanarayana, et al. “Solving Third Order Three-Point Boundary Value Problem On Time Scales By Solution Matching Using Differential Inequalities”. Global Journal of Science Frontier Research, vol. 12, no. F3, Mar. 2012, pp. 91-101, https://journalofscience.org/index.php/GJSFR/article/view/611.