Sorace, M. et al. 2009. Alternative substrata for xaxim on culture of Cattleya intermedia X Hadrolaelia purpurata (Orchidaceae). Semina: Ciências Agrárias. 30, 4 (Dec. 2009), 771–778. DOI:https://doi.org/10.5433/1679-0359.2009v30n4p771.