@article{article7e94db24,
title   = {Gamma-ray beam attnuation as an auxiliary technique for the evaluation of the soil water retention curve},
author = {Bacchi, Osny Oliveira Santos and Reichardt, Klaus and Oliveira, J. C. M. de and Nielsen, D R},
year = {1998},
doi = {10.1590/s0103-90161998000300019},
journal   = {Scientia Agricola}
}