Daniel J. Lingenfelter Jeffrey A. Fessler Clayton D. Scott Zhong He Asymptotic Source Detection Performance of Gamma-Ray Imaging Systems Under Model Mismatch. 5141-5151 2011 59 IEEE Transactions on Signal Processing 11 http://dx.doi.org/10.1109/TSP.2011.2162326 db/journals/tsp/tsp59.html#LingenfelterFSH11