TY - RPRT TI - Characterization of air particulate material for polycyclic aromatic compounds AU - Wise, S A AU - Allen, C F AU - Chesler, S N AU - Hertz, H S AU - Hilpert, L R AU - May, W E AU - Rebbert, R E AU - Vogt, C R PY - 1982 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 82-2595 DO - 10.6028/NBS.IR.82-2595 ER -