TY - GEN AU - Petersen, Perry H AU - Watstein, David C2 - Building Science Series, National Institute of Standards and Technology, Gaithersburg, MD DA - 1968-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.BSS.13 LA - en PB - Building Science Series, National Institute of Standards and Technology, Gaithersburg, MD PY - 1968 TI - Shrinkage and creep in prestressed concrete: ER -