25.
Liew T. S., Foon J. K., Clements G. R. 2021a. Conservation of limestone ecosystems of Malaysia, Part I. Acknowledgements, methodology, overview of limestone outcrops in Malaysia, references, detailed information on limestone outcrops of the states: Johor, Negeri Sembilan, Terengganu, Selangor, Perlis. Institute for Tropical Biology and Conservation, Universiti Malaysia Sabah, Kota Kinabalu. https://doi.org/10.6084/m9.figshare.14907846.v5