Contains information about title and source of a journal
Källa:
San Giovenale : results of excavations conducted by the Swedish institute of classical studies at Rome and the Soprintendenza alle antichità dell'Etruria meridionale. Vol. 1. Fasc. 2/3, Basic principles of photogrammetric methods used for maesurements of San Giovenale ; Aerial photogrammetric survey of the San Giovenale area