Johnson, S. (1965). Observations on the systematic position of the genus <i>Gaigeria</i> Railliet & Henry, 1910 (subfamily Necatorinae Lane, 1907: family Ancylostomidae Lane, 1907: Nematoda). Revista De Biología Tropical, 13(2), 213–217. https://doi.org/10.15517/rev.biol.trop.1965.28636