TY - RPRT TI - Equation modifying program, L219 (EQMOD). Volume 2: Supplemental system design and maintenance document AU - Hirayama, M. Y. AU - Clemmons, R. E. AU - Miller, R. D. PY - 1979 UR - https://ntrs.nasa.gov/citations/19790022982 ID - 19790022982 ER -