TY - JOUR A1 - Da, S A1 - Alvarez, P T1 - Effects of ethanol versus MTBE on benzene, toluene, ethylbenzene, and xylene natural attenuation in aquifer columns. Y1 - 2002/09/ N1 - R828156 JF - JOURNAL OF ENVIRONMENTAL ENGINEERING-ASCE J1 - J ENVIRON ENG-ASCE VL - 128 IS - 9 SP - 862 EP - 867 ER -