de Lacerda, C.A., de Almeida, É.C. and de Lima, J.O.G. (1994) “Development stage of Lycopersicon esculentum Mill. cv. Santa Cruz Kada flower ideal for pollen collection for germination in culture medium”, Pesquisa Agropecuaria Brasileira, 29(2), pp. 169–176. doi:10.1590/S1678-3921.pab1994.v29.4041.