- L. O. Chekhov, A. D. Mironov, A. V. Zabrodin, “Multiloop calculations inp-adic string theory and Bruhat-Tits trees”, Commun.Math. Phys., 125, № 4, 1989, 675
- S. V. Kozyrev, “Methods and applications of ultrametric and p-adic analysis: From wavelet theory to biophysics”, Proc. Steklov Inst. Math., 274, № S1, 2011, 1