Kaplan L I

Publications in Math-Net.Ru

1. Points of discontinuity of a function and points of existence of a finite and infinite derivative
   
   Sibirsk. Mat. Zh., 24:6 (1983),  66–79
2. Points of continuity of a function and points where there is a finite and an infinite derivative
   
   Uspekhi Mat. Nauk, 36:5(221) (1981),  159–160
3. Points of discontinuity of a function, and points where an infinite derivative exists
   
   Uspekhi Mat. Nauk, 35:6(216) (1980),  163–164
4. Monotone transformations and differential properties of functions
   
   Mat. Zametki, 22:6 (1977),  859–871
5. On the relative position of the sets on which the derivative is finite or infinite
   
   Sibirsk. Mat. Zh., 18:4 (1977),  806–820