中国科学院数学与系统科学研究院期刊网
Approximation by Complex q-Durrmeyer Polynomials in Compact Disks
N.I. Mahmudov, Vijay Gupta
Acta Mathematicae Applicatae Sinica(English Series) . 2014, (1): 65 -74 .  DOI: 10.1007/s10255-014-0268-0