[1]
Van De Graaff, W. 1971. The Piedrasluengas Limestone, a possible model of limestone facies distribution in the Carboniferous of the Cantabrian Mountains. Trabajos de Geología. 3, 3 (dic. 1971), 151–161. DOI:https://doi.org/10.17811/tdg.3.1971.151-161.