Sudprathai Bupasiri. (2015) The Causal Solutions and Fourier Transform of some Operator Related to the Bessel diamond operator. Sakon Nakhon Rajabhat University:ม.ป.ท.Sudprathai Bupasiri. 2015. The Causal Solutions and Fourier Transform of some Operator Related to the Bessel diamond operator. ม.ป.ท.:Sakon Nakhon Rajabhat University;Sudprathai Bupasiri. The Causal Solutions and Fourier Transform of some Operator Related to the Bessel diamond operator. ม.ป.ท.:Sakon Nakhon Rajabhat University, 2015. Print.