AC-DC transfer comparator for the calibration of thermal voltage converters against Josephson alternating voltage standards. - Ilya F. Budovsky; Hitoshi Sasaki; Peter Coogan (IEEE Trans. Instrum. Meas., 2003)

Optimal-order preconditioners for the Morse-Ingard equations. - Robert C. Kirby; Peter Coogan (Comput. Math. Appl., 2020)