TY - GEN AU - L E Smith AU - I C Sanchez AU - S S Chang AU - F L McCrackin AU - G A Senich C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1979-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.79-1779 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1979 TI - Models for the migration of additives in polyolefins: ER -