@article{1986-hildebrand-local
,author={Adolf Hildebrand}
,ISSN={0002--9947}
,journal={Transactions of the American Mathematical Society}
,MR={87k:11099}
,pages={729--751}
,title={{On the local behavior of $\Psi(x,y)$}}
,volume={297}
,year={1986}
}