Prizão, E. C., Gonçalves, L. de M., Gutierre, M. A., Mangolin, C. A. e Machado, M. de F. P. da S. (2011) “<b>Activated charcoal and graphite for the micropropagation of <i>Cattleya bicolor</i> Lindl. and a orchid double-hybrid ‘BLC Pastoral Innocence’</b&gt; - doi: 10.4025/actasciagron.v34i2.12257”, Acta Scientiarum. Agronomy, 34(2), p. 157-161. doi: 10.4025/actasciagron.v34i2.12257.