Lee, G. E., Pócs, Tamás, Damanhuri, A., Latiff, A. (2010) Lejeunea gradsteinii (Lejeuneaceae), a new liverwort species from mt. Kinabalu, Sabah Acta Biologica Plantarum Agriensis (1.). pp. 29-36. ISSN 2061-6716
Lee, G. E., Damanhuri, A., Latiff, A., Gradstein, S. Robbert (2010) A taxonomic treatment of Lejeunea discreta, l. eifrigii and l. sordida, new to peninsular Malaysia Acta Biologica Plantarum Agriensis (1.). pp. 37-51. ISSN 2061-6716