@article{perez_1998, title={Upgrade of the NCSU PULSTAR instrumentation power channels: Final technical report, Sept. 1, 1992-Aug. 31, 1994}, number={1998 Nov. 13}, journal={Dept. of Energy NTIS Report #DOE/ER/79158-1(11/98)  Contract #FG05-92ER79158}, author={Perez, P. B.}, year={1998} }
 @article{perez_1997, title={NCSU reactor sharing program: Final technical report}, number={1997 Jan. 10}, journal={Dept. of Energy NTIS Report #DOE/NE/38136-T1(01/97)  Contract #FG05-95NE38136}, author={Perez, P. B.}, year={1997} }