E. Raeisi, Michael Laumanns (2003):
Iran Cave Directory,
Berliner Höhlenkundliche Berichte, Volume 10, 101 pages, country maps in colour and many cave surveys, Speläoclub Berlin, Berlin 2003.
The first cave directory on Iran in English language, mainly translated from Persian sources.
Description of more than 500 caves.
A chapter deals with the state of speleology in Iran.
With a detailed description of the geological and hydrogeological settings and its relation to speleogenesis in Iran.
In English language with a German abstract.
M. Laumanns (2001): Iran 2000–2003. The Show Caves of Ghar Alisadr and Ghar Katalehkhor,
Berliner Höhlenkundliche Berichte, Volume 72, Speläoclub Berlin, Berlin 2001, ISSN 1617-8572
Speleological Project Ghar Alisadr (Hamadan/Iran) abstract