Search results for: Yong Yang
Open Mathematics > 2017 > 15 > 1 > 1090-1098
International Journal of Applied Mathematics and Computer Science > 2008 > 18 > 3 > 399-407
Open Mathematics > 2017 > 15 > 1 > 1090-1098
International Journal of Applied Mathematics and Computer Science > 2008 > 18 > 3 > 399-407