Rellini, Ivano, et al. “Extending Westward the Loess Basin Between the Alps and the Mediterranean Region: Micromorphological and Mineralogical Evidences from the Northern Slope of the Ligurian Alps, Northern Italy”. Geografia Fisica E Dinamica Quaternaria, vol. 32, no. 1, June 2009, pp. 103-16, https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/289.