1. V.A. Zalgaller and Yu.G. Reshetnyak, “Rectifiable curves, additive vector functions, and skew fields which are shifts of intervals,” Vestnik LGW, No. 2, 45–67 (1954).
2. Yu.G. Reshetnyak, “General theorems on semicontinuity and functional convergence,” Sibirsk. Matem. Zh.,8, No. 5, 1052–1071 (1967).
3. S. Saks, Theory of the Integral, Monografle Matematyczne, Vol. 7, Warsaw (1937).
4. A.D. Aleksandrov, “Additive set functions on abstract spaces,” Matem. Sb.,8, 307–348 (1940),9, 563–628 (1943),13, 169–238 (1943).
5. V. Feller, Introduction to the Theory of Probability and Its Applications [Russian translation], Mir, Moscow (1967).