@article{1992-peralta ,note={URL: {\tt http://links.jstor.org/sici?sici=0025-5718(199201)58:197<433:OTDOQR>2.0.CO;2-0}} ,author={Ren\'e Peralta} ,ISSN={0025--5718} ,journal={Mathematics of Computation} ,MR={93c:11115} ,pages={433--440} ,title={{On the distribution of quadratic residues and nonresidues modulo a prime number}} ,volume={58} ,year={1992} }