TY - RPRT TI - Modular Approach to Launch Vehicle Design Based on a Common Core Element AU - Creech, Dennis M. AU - Threet, Grady E., Jr. AU - Philips, Alan D. AU - Waters, Eric D. AU - Baysinger, Mike PY - 2010 UR - https://ntrs.nasa.gov/citations/20100040512 ID - 20100040512 ER -