Publication Date: 1978
Seller: Literaturhökerei Wiese, Hardegsen, Germany
Annales de la Societe geologique du Nord 98: 205-222, 2 figs, 12 tabs 4to, offprint.
Publication Date: 1978
Seller: ConchBooks, Harxheim, Germany
Condition: UNSPECIFIED. Lille. 18 pp., 2 figs, 4.