Kemp, P., L. J. Ratliff, Jr., and K. Shah. “On Nagata’s Result about Height One Maximal Ideals and Depth One Minimal Prime Ideals (I)”. The Journal of the Indian Mathematical Society, vol. 85, no. 3-4, June 2018, pp. 356-7, doi:10.18311/jims/2018/20123.