The latest edition of my Malaysian Cave Bibliography has just been published, and includes references up to 2023.
Published April 2024 by Berliner Höhlenkundliche Berichte (BHB), Vol 89. 247 pp.
It contains about 6170 references to Malaysian caves and karst, dating from the 1700s to 2023. In addition there is an extensive newspaper biblio covering 1911 – 2023.
See more on my caving website, and also the BHB page, under publications.
Book costs 15 US$ / 15 £ / 15 € plus shipping and can be ordered directly from the BHB page, or contact me for details.