WASET
Thongchuay, W. , Toghaw, P. , Maleewong, M. (2011), 'Lagrange and Multilevel Wavelet-Galerkin with Polynomial Time Basis for Heat Equation', World Academy of Science, Engineering and Technology, Open Science Index 60, International Journal of Mathematical and Computational Sciences, 5(12), 2051 - 2060.