TY - RPRT TI - A breakthrough propulsion architecture for interstellar precursor missions concepts AU - Strange, Nathan AU - Nesmith, Bill AU - Weinstein, Stacy AU - Arora, Nitin AU - Alkalai, Leon AU - Polk, James AU - Brophy, John PY - 2017 UR - https://ntrs.nasa.gov/citations/20210015607 ID - 20210015607 ER -