TY - BOOK ID - 135612737 TI - Rotary-wing relevant compressor aero research and technology development activities at Glenn Research Center AU - Welch, Gerard E. AU - NASA Glenn Research Center. PY - 2012 PB - Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135612737 AB - ER -