TY - JOUR AU - George Klouda AU - James Filliben C2 - Journal of Radioanalytical and Nuclear Chemistry DA - 2012-08-29 LA - en M1 - 296 PB - Journal of Radioanalytical and Nuclear Chemistry PY - 2012 TI - Exploring background variability of a low-level (quartz) gas proportional counter using pulse shape and distribution analysis ER -