Anaya-López, José Luis, et al. “‘San Blas’: A Variety of Negro Opaco Beans Resistant to BCMV and BCMNV for Nayarit and The Bajío of Guanajuato”. Revista Mexicana De Ciencias Agrícolas, vol. 11, no. 7, Nov. 2020, pp. 1701-7, https://doi.org/10.29312/remexca.v11i7.1963.