TY - RPRT TI - A Model-Based Systems Engineering Journey to Developing a Concept of Operations AU - Jeffrey Robert Cohen AU - Emily Amanda Schaefers Griffin AU - Stephen Lewis Liming AU - Kerry M Mcguire AU - Sarah Brianne Lumpkins AU - Tatyana Yevgenyevna Rakalina UR - https://ntrs.nasa.gov/citations/20210017296 ID - 20210017296 ER -