Lopes, E. B., Mata, J. F. da, & Melo, S. A. P. de. (2014). Etiology of root and stem rot of black pepper (<i>Piper nigrum</i> L.) and its ocurrence in Paraíba state, Brazil. Pesquisa Agropecuaria Brasileira, 13(1), 19–20. https://doi.org/10.1590/S1678-3921.pab1978.v13.16742