1. A. V. Skorokhod, ?On the limit transition from a sequence of sums of independent random variables to a homogeneous random process with independent increments,? Dokl. Acad. Sci. USSR,104, No. 3, 364?367 (1955).
2. A. V. Skorokhod, ?On a class of limit theorems for Markov chains,? Dokl. Acad. Sci. USSR,106, No. 5, 781?784 (1956).
3. A. V. Skorokhod, ?Limit theorems for stochastic processes,? Teor. Veroyatn. Primen.,1, No. 3, 289?319 (1956).
4. A. V. Skorokhod, ?Limit theorems for stochastic processes with independent increments,? Teor. Veroyatn. Primen.,2, No. 2, 145?177 (1957).
5. A. V. Skorokhod, ?Limit theorems for Markov processes,? Teor. Veroyatn. Primen.,3, 217?264 (1958).