Duchamp, C., F. Marmonier, F. Denjean, J. Lachuer, T. P. D. Eldershaw, J.-L. Rouanet, A. Morales, R. Meister, C. Bénistant, D. Roussel, and H. Barré. “Regulatory, Cellular and Molecular Aspects of Avian Muscle Nonshivering Thermogenesis”. Ornis Fennica, vol. 76, no. 4, Dec. 1999, pp. 151–165, https://ornisfennica.journal.fi/article/view/133511.