1. Bhattacharyya J, Branlund J (2014) Unit 2, boom and bust: how Econ 101 relates to rocks. In: InTeGrate.
https://serc.carleton.edu/integrate/teaching_materials/mineral_resources/unit2.html
. Accessed July 2015
2. Branlund J, Joseph L (2014) Unit 6, mining, society and decision making. In: InTeGrate.
https://serc.carleton.edu/integrate/teaching_materials/mineral_resources/unit6.html
. Accessed July 2015
3. Caviglia-Harris JL, Hatley J (2004) Interdisciplinary teaching: analyzing consensus and conflict in environmental studies. Int J Sustain High Educ 5(4):395–403
4. CSU, Chico (2017) Pathways in general education, CSU, Chico.
http://www.csuchico.edu/ge/students/pathways/index.shtml
. Accessed October 2017
5. Daugherty MK, Carter V (2017) The nature of interdisciplinary STEM education. In: Handbook of technology education. Springer International Publishing, New York, p 159