覆盖空间在多连通积分定理证明中的运用
胡光明, 龙见仁
Application of the covering space in the complex integral of multiply connected domains
HU Guang-ming, LONG Jian-ren
华东师范大学学报(自然科学版) . 2017, (4): 64 -70 .  DOI: 10.3969/j.issn.1000-5641.2017.04.006