CALVACHE-GUERRERO, H. “METHOD OF ‘ZARANDAS’ TO DETECT THE PRESENCE OF ADULTS OF WHITE WORM OF THE POTATO, Premnotrypes Vorax IN THE GROUND”. Revista Colombiana De Entomología, vol. 5, no. 1-2, June 1979, pp. 31-35, doi:10.25100/socolen.v5i1-2.10354.