References:

Pattnaik, S., Karunakar, D. B., & Jha, P. K. (2012). Developments in investment casting process—A review. Journal of Materials Processing Technology, 212(11), 2332-2348.

Kumar, P., Singh, R., & Ahuja, I. P. S. (2013). A framework for developing a hybrid investment casting process. Asian Review of Mechanical Engineering, 2(2), 49-55.