Ritzinger, R., Manica, I. and Riboldi, J. (2014) “Effect of plant spacing and picking time on fruit quality of yellow passion fruit in Viamão, RS”, Pesquisa Agropecuaria Brasileira, 24(2), pp. 241–245. doi: 10.1590/S1678-3921.pab1989.v24.14275.