Genetic Divergence of Orangutan Subspecies (Pongo pygmaeus)
http://link.springer.com/article/10.1007/s002390010182
A set of human tri- and tetra-nucleotide microsatellite loci useful for population analyses in gorillas (Gorilla gorilla gorilla) and orangutans (Pongo pygmaeus)
http://link.springer.com/article/10.1023%2FA%3A1012594626095?LI=true
Development of Y-chromosomal microsatellite markers for nonhuman primates
http://onlinelibrary.wiley.com/doi/10.1111/j.1365-294X.2004.02304.x/full
Microsatellite DNA variation in Bornean orangutans (Pongo pygmaeus)
http://onlinelibrary.wiley.com/doi/10.1034/j.1600-0684.2000.290202.x/epdf
Mutation Biases and Mutation Rate Variation Around Very Short Human Microsatellites Revealed by Human–Chimpanzee–Orangutan Genomic Sequence Alignments
http://link.springer.com/article/10.1007/s00239-010-9377-4
Evolution of the second orangutan: phylogeny and biogeography of hominid origins
http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2699.2009.02141.x/full
Myoglobin of the orangutan as a phylogenetic enigma
http://www.nature.com/nature/journal/v261/n5556/abs/261162a0.html
Call diversity of wild male orangutans: a phylogenetic approach
http://onlinelibrary.wiley.com/doi/10.1002/ajp.20356/abstract
Sex-Biased Dispersal and Volcanic Activities Shaped Phylogeographic Patterns of Extant Orangutans (genus: Pongo)
http://mbe.oxfordjournals.org/content/28/8/2275.short
Maximum likelihood phylogenetic estimation from DNA sequences with variable rates over sites: Approximate methods
http://link.springer.com/article/10.1007/BF00160154
Population history, biogeography, and taxonomy of orangutans (Genus: Pongo) based on a population genetic meta-analysis of multiple loci
http://www.sciencedirect.com/science/article/pii/S0047248405002277
Is there sufficient evidence to elevate the orangutan of Borneo and Sumatra to separate species?
http://link.springer.com/article/10.1007%2FPL00006316?LI=true
Towards a Taxonomy of the Hominidae
http://www.torrossa.it/resources/an/2254818