The origin of species = Asal-usul makhluk hidup, melalui seleksi alam

The Harvard classics : volume 11, the origin of species by Charles Darwin

Evolution and recognition concept of species : collected writings/Hugh EH.Paterson

Komposisi kelompok mitra species burung di Way Canguk, Taman Nasional Bukit Barisan Selatan, Lampung, Sumatera

Afinitas spesies pada komunitas endopsammon di zone intertidal dalam kawasan Taman Nasional Bali Barat (Species afinity on endopsammon community in intertidal zone in west bali national park)