@article{articlef1337773,
title   = {Improved laboratory calibrationof a single-probe surface gamma-neutron gauge},
author = {Cassaro, F A M and Tominaga, T T and Bacchi, Osny Oliveira Santos and Reichardt, Klaus and Oliveira, J. C. M. de and Timm, L C},
year = {2000},
doi = {10.1071/sr99107},
journal   = {Australian Journal of Soil Research}
}