I. V. Martynov, A. I. Yurtanov, “α-Halo-α-nitrocarboxylic acids and their derivatives”, Usp. Khim., 58:9 (1989), 1474–1499; Russian Chem. Reviews, 58:9 (1989), 848–862
A. N. Chekhlov, A. I. Yurtanov, I. V. Martynov, “Crystal and molecular structure of dimethylammonium ethyl chloronitroacetate”, Dokl. Akad. Nauk SSSR, 282:2 (1985), 323–327