O. H. de C. Pias, E. B. Cantarelli, J. Berghetti, R. Leschewitz, E. R. Kluge, and L. Somavilla, “Doses of controlled release fertilizers in the chlorophyll content and production of seedlings of grapia”, Pesq. flor. bras., vol. 33, no. 73, pp. 19–25, Mar. 2013, doi: 10.4336/2013.pfb.33.73.419.