2009. NEW OUTCROP AND SUBSURFACE DATA IN THE TERTIARY PIEDMONT BASIN (NW-ITALY): UNCONFORMITY-BOUNDED STRATIGRAPHIC UNITS AND THEIR RELATIONSHIPS WITH BASIN-MODIFICATION PHASES. RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA . 115, 3 (Nov. 2009). DOI:https://doi.org/10.13130/2039-4942/6386.