1. N. L. Alling, Foundations of Analysis over Surreal Number Fields, North-Holland Mathematics Studies, 141 (Elsevier, 1987).
2. G. Bachman, Introduction to p-Adic Numbers and Valuation Theory, Academic Paperbacks (Academic Press, Inc, 1964).
3. A. B. Comicheo and K. Shamseddine, “Summary on non-archimedean valued fields,” Advances in Ultrametric Analysis Contemp. Math. 704, 1–36 (Amer. Math. Soc., Providence, RI, 2018).
4. H. G. Dales and W. H. Woodin, Super-Real Fields: Totally Ordered Fields with Additional Structure, London Mathematical Society Monographs, 14 (Oxford University Press, 1996).
5. A. Fässler-Ullmann, “On non-classical Hilbert spaces,” Expos. Matem. 3, 275–277 (1983).