共 6 条
[1]
Birch B. J., 1964, ACTA ARITH, V10, P423
[4]
Hua L-K., 1938, Q J MATH OXF SER, V9, P199
[5]
Lewis D.J., 1957, MICHIGAN MATH J, V4, P85
[6]
[No title captured]