Species richness and conservation status of ferns and lycophytes in Mt. Hamiguitan Range Wildlife Santuary, Davao Oriental, Philippines / 
Victor B. Amoroso, Fulgent P. Coritico, and Peter W. Fritsch. 
 - Manila:  Department of Science and Technology  2016 
 -  Philippine Journal of Science Vol. 145 No. 2 June 2016, pages 127- 137 .
<br/><br/><label>ISSN: </label>0010-3802 
<br/><br/><label>Subjects--Index Terms: </label>Diversity,  Pteridophytes,  Southern Philippines,  Threatened species