共 4 条
[1]
LE MH, 1995, ACTA ARITH, V71, P253
[2]
LJUNGGREN W, 1942, AVH NORSKE VID AKAD, V5, P1
[3]
Stormer C., 1899, B SOC MATH FRANCE, V27, P160, DOI 10.24033/bsmf.603