Coelho, E. F., Or, D., & de Andrade, C. de L. T. (1995). Evaluation of steady-state and sensors placement for determining water content and matric potential in drip irrigation. Pesquisa Agropecuaria Brasileira, 30(11), 1327–1333. https://doi.org/10.1590/S1678-3921.pab1995.v30.4435