Gofas, S.; Rolán, E. (2009). A systematic review of "Asthenotoma spiralis (Smith, 1872)" in West Africa, with description of two new species (Mollusca, Gastropoda, Conoidea). Zoosystema. 31: 5-16.
A systematic review of "<i>Asthenotoma spiralis</i> (Smith, 1872)" in West Africa, with description of two new species (Mollusca, Gastropoda, Conoidea)