International Journal of Applied Mathematics and Computer Science
International Journal of Applied Mathematics and Computer Science > 2012 > 22 > 1 > 125-137
International Journal of Applied Mathematics and Computer Science > 2012 > 22 > 1 > 197-210
International Journal of Applied Mathematics and Computer Science > 2012 > 22 > 1 > 109-124
International Journal of Applied Mathematics and Computer Science > 2012 > 22 > 1 > 211-223