Dr. A. Kameswara Rao and S. Nageswara Rao (2012) “Positive Solutions for Systems of Three-Point Nonlinear Boundary Value Problems on Time Scales”, Global Journal of Science Frontier Research, 12(F12), pp. 21–34. Available at: https://journalofscience.org/index.php/GJSFR/article/view/671 (Accessed: 7 May 2024).