A characterization of covering equivalence

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Hao Pan, Zhi-Wei Sun Acta Arithmetica 129 (2007), 397-402 MSC: Primary 11B25; Secondary 11A07, 11B75. DOI: 10.4064/aa129-4-8

Hao PanDepartment of Mathematics
Shanghai Jiaotong University
Shanghai 200240
People's Republic of China
e-mail
Zhi-Wei SunDepartment of Mathematics
Nanjing University
Nanjing 210093
People's Republic of China
e-mail