TY  - RPRT
TI  - Evaluation of methods used for the determination of acidity in "acid rain" samples 
AU  - Marinenko, G
AU  - Koch, W F
PY  - 1985
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 85-3114
DO  - 10.6028/NBS.IR.85-3114
ER  -