Pasqual, M. and Hoshika, E. 1992. Effects of naphthalene acetic acid and 6-benzylaminopurine on In vitro proliferation of cactus Gymnocalicium buldiamur L. and Mammilaria bocassana L. Pesquisa Agropecuaria Brasileira. 27, 4 (Apr. 1992), 589–594. DOI:https://doi.org/10.1590/S1678-3921.pab1992.v27.3686.