(Inggris)"A New Level of Architectural Complexity in the Human Pyruvate Dehydrogenase". Division of Biochemistry & Molecular Biology, Institute of Biomedical & Life Sciences, Department of Chemistry, University of Glasgow; Michaela Smolle, Alison Elizabeth Prior, Audrey Elaine Brown, Alan Cooper, Olwyn Byron dan John Gordon Lindsay. Diakses tanggal 2010-11-03.