Queenan, Kevin, Sobratee, Nafiisa, Davids, Rashieda, Mabhaudhi, Tafadzwanashe, Chimonyo, Michael, Slotow, Rob, Shankar, Bhavani, Häsler, Barbara, "A Systems Analysis and Conceptual System Dynamics Model of the Livestock-derived Food System in South Africa: A Tool for Policy Guidance", Journal of Agriculture, Food Systems, and Community Development, 2020