no. 3
On a problem of D. H. Lehmer and its generalization
Compositio Mathematica, Tome 86 (1993) no. 3, pp. 307-316.
partie suivante A problem of D. H. Lehmer and its generalization (II) 
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     mrnumber = {1219630},
     zbl = {0783.11002},
     language = {en},
     url = {http://www.numdam.org/item/CM_1993__86_3_307_0/}
}
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Wenpeng, Zhang. On a problem of D. H. Lehmer and its generalization. Compositio Mathematica, Tome 86 (1993) no. 3, pp. 307-316. http://www.numdam.org/item/CM_1993__86_3_307_0/

1 Richard K. Guy, Unsolved Problems in Number Theory, Springer-Verlag, 1981, pp. 139-141. | MR | Zbl

2 G. Pólya, Über die Verteilung der quadratischen Reste und Nichtreste, Göttinger Nachrichten, 1918, pp. 21-29. | JFM

3 T. Estermann, On Kloosterman's sum, Mathematika, 8 (1961), pp. 83-86. | MR | Zbl

4 Apostol, Tom M., Introduction to Analytic Number Theory, Undergraduate Texts in Mathematics, Springer-Verlag, New York, 1976. | MR | Zbl