F. C. Albuquerque, “<i>Piper colubrinum</i> Link., a grafting root-stock for <i>Piper nigrum</i> L., resistant to diseases caused by <i>Phytophthora palmivora</i> Butl. And <i>Fusarium solani f. piperi</i>”;, PAB, vol. 3, no. 1, pp. 141–145, Apr. 2014.