M. Nedjalkov, D. Vasileska:
"Semi-Discrete 2D Wigner-Particle Approach";
Journal of Computational Electronics, 7 (2008), 3; 222 - 225.
http://dx.doi.org/10.1007/s10825-008-0197-3Electronic version of the publication:
http://www.iue.tuwien.ac.at/pdf/ib_2008/JB2008_Nedjalkov_2.pdf