1. Analysis of geoenvironmental conditions as morphological evolution factors of the sand-clay series of the Tiberino valley and Dunarobba Forest preservation;Ambrosetti,1993
2. Sequential arrangement and asymmetrical fill in the Miocene Rubielos de Mora Basin (northeast Spain);Anadon,1991
3. Lacustrine varve formation through time;Anderson;Palaeogeogr., Palaeoclimatol., Palaeoecol.,1988
4. Analisi strutturale e geometrica dei bacini della media Valle del Tevere e della Valle Umbra;Barchi;Boll. Soc. Geol. It.,1991
5. Il Bacino continentale Tiberino (Plio-Pleistocene, Umbria): analisi sedimentologica e stratigrafica;Basilici,1992