TY - GEN AU - Sanchez, I C AU - Chang, S S AU - McCrackin, F L AU - Smith, L E C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1978-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.78-1499 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1978 TI - An evaluation of existing models describing the migration of additives in polymers: ER -