Thorpe S.K.S.;Holder R.L., and Crompton R.H..PREMOG - Supplementry Info(нявызн.)(недаступная спасылка).Origin of Human Bipedalism As an Adaptation for Locomotion on Flexible Branches. Primate Evolution & Morphology Group (PREMOG), the Department of Human Anatomy and Cell Biology, the School of Biomedical Sciences at the University of Liverpool(24 May2007).Архівавана з першакрыніцы 17 ліпеня 2007.Праверана 1лістапада 2007.
Thorpe S.K.S.;Holder R.L., and Crompton R.H..PREMOG - Supplementry Info(нявызн.)(недаступная спасылка).Origin of Human Bipedalism As an Adaptation for Locomotion on Flexible Branches. Primate Evolution & Morphology Group (PREMOG), the Department of Human Anatomy and Cell Biology, the School of Biomedical Sciences at the University of Liverpool(24 May2007).Архівавана з першакрыніцы 17 ліпеня 2007.Праверана 1лістапада 2007.