Fried, M. D.; MacRae, R. E. On the invariance of chains of fields. (English) Zbl 0174.07302 Ill. J. Math. 13, 165-171 (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 25 Documents Keywords:commutative algebra PDFBibTeX XMLCite \textit{M. D. Fried} and \textit{R. E. MacRae}, Ill. J. Math. 13, 165--171 (1969; Zbl 0174.07302)