Fichera, E. y Pugliano, A. (2015) «Campaign for Determining the Longitude of the Fundamental Point of the Astronomic Observatory in Naples — V. Astronomic Longitude and Geographic Longitude», The International Hydrographic Review, 46(2). Disponible en: https://journals.lib.unb.ca/index.php/ihr/article/view/23944 (Accedido: 17 mayo 2024).