Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1953__8_140599, author = {George Adams}, title = {Conchoid and {Negative} {Circle.}}, journal = {Elemente der Mathematik}, pages = {129--136}, publisher = {mathdoc}, volume = {8}, year = {1953}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ELMA_1953__8_140599/} }
George Adams. Conchoid and Negative Circle.. Elemente der Mathematik, Tome 8 (1953), pp. 129-136. http://geodesic.mathdoc.fr/item/ELMA_1953__8_140599/