TY - RPRT TI - Integrated Optic Frequency Shifters for Space Heterodyne Interferometry AU - Fritz, D. J. AU - Kissa, K. M. AU - Dubovitsky, S. AU - Gutierrez, R. PY - 1998 UR - https://ntrs.nasa.gov/citations/20210001148 ID - 20210001148 ER -