Porous cup shape and installation mode influencing determinations of matric potential by tensiometers - Franco, Hélio Henrique Soares; Silva, Alvaro Pires da; Tormena, Cássio Antonio; Ferreira, Camila Jorge Bernabé; Nunes, Márcio Renato; Lima, Renato Paiva de; Libardi, Paulo Leonel (Pesquisa Agropecuária Brasileira, 2017)