1
3
4
5
6
Subject (ZB):
“...regional geology...”
7
8
Subject (ZB):
“...geology...”
9
10
11
Table of Contents:
“..., geologic background, biological activity, and human action / R. Psenner and J. Catalan -- The high north : present and perspectives / D. Planas -- Tropical South America : present and perspectives / J.G. Tundisi -- Austral rivers of South America / A.A. Bonetto...”
12
13
14
15
16
17
18
19