中国科学院数学与系统科学研究院期刊网
ON INTERPOLATION AND APPROXIMATION BY RATIONAL FUNCTIONS WITH PREASSIGNED POLES
申又枨
ON INTERPOLATION AND APPROXIMATION BY RATIONAL FUNCTIONS WITH PREASSIGNED POLES
YU-CHENG SHEN 
数学学报 . 1936, (1): 154 -173 .  DOI: 10.12386/A1936sxxb0008