The following publications are possibly variants of this publication:
- Quadratic non-polynomial spline approach to the solution of a system of second-order boundary-value problemsSiraj-Ul-Islam, Muhammad Aslam Noor, Syed Ikram A. Tirmizi, Muhammad Azam Khan. amc, 179(1):153-160, 2006. [doi]
- Nonpolynomial spline approach to the solution of a system of second-order boundary-value problemsSiraj-Ul-Islam, Syed Ikram A. Tirmizi. amc, 173(2):1208-1218, 2006. [doi]
- Non-polynomial splines approach to the solution of sixth-order boundary-value problemsSiraj-Ul-Islam, Syed Ikram A. Tirmizi, Fazal-i-Haq, Muhammad Azam Khan. amc, 195(1):270-284, 2008. [doi]
- Non polynomial spline approach to the solution of a system of third-order boundary-value problemsSiraj-Ul-Islam, Muhammad Azam Khan, Syed Ikram A. Tirmizi, Edward H. Twizell. amc, 168(1):152-163, 2005. [doi]