Klein, Louis, and Alexander Kiehne. “From Applied Narratives to Systemic Inquiry – Human System Inquiry in Action”. Proceedings of the 50th Annual Meeting of the ISSS - 2006, Sonoma, CA, USA00 (June 25, 2006). Accessed May 15, 2021. https://journals.isss.org/index.php/proceedings50th/article/view/314.