[1] CHEHATA C. G., WIEGANDT R.: Radical theory for fully ordered groups. Mathematica - Rév. d'Anal. Numér. Théor. Approx. 20 (43), 1979, 143-157. MR 0530451

[2] CONRAD P.: K-radical classes of lattice ordered groups. Conf. Algebra, Carbondale, 1980, Lect. Notes in Math. 848. MR 0613186

[3] Фукс Л.: Частично упорядоченные алгебраические системы. Mocквa 1972. Zbl 1225.01023

[4] GARDNER B. J.: Some aspects of radical theory for fully ordered abelian groups. Comment. math. Univ. Carol. (CMUC) 26, 1985, 821-837. MR 0831815 | Zbl 0584.06010

[5] JAKUBÍK J.: On the lattice of radical classes of linearly ordered groups. Studia scient. mathem. Hungar. 19, 198 V 76-86.

[6] JAKUBÍK J.: On the lattice of semisimple classes of linearly ordered groups. Čas. pěst. matem. 107, 1982, 183-190. MR 0704063

[7] JAKUBÍK J.: On radical classes of abelian linearly ordered groups. Math. Slovaca 35, 1985, 141-154. MR 0795009 | Zbl 0579.20034

[8] JAKUBÍK J.: K-radical classes of abelian linearly ordered groups. Math. Slovaca 38, 1988, 33-44. MR 0945078 | Zbl 0646.06012

[9] JAKUBÍK J., ČERNÁK Š.: Completion of a cyclically ordered group. Czechosl. Math. J. 37, 1987,157-174. MR 0875137 | Zbl 0624.06021

[10] JAKUBÍK J., PRINGEROVÁ G.: Representations of cyclically ordered groups. Čas. pěst. matem. 113, 1988, 197-208. MR 0949044 | Zbl 0654.06016

[11] JAKUBÍKOVÁ M.: Hereditary radical classes of linearly ordered groups. Čas. pěst. matem. 107, 1982, 199-207. MR 0704065

[12] PRINGEROVÁ G.: Covering condition in the lattice of radical classes of linearly ordered groups. Math. Slovaca 33, 1983, 363-369. MR 0720506 | Zbl 0519.06015

[13] PRINGEROVÁ G.: On semisimple classes of abelian linearly ordered groups. Čas. pěst. matem. 108, 1983, 40-52. MR 0694139 | Zbl 0516.06013

[14] RIEGER L.: O uspořádaných a cyklicky uspořádaných grupách I, II, III. Věstník král. české spol. nauk 1946, 1-31; 1947, 1-33; 1948, 1-26.

[15] SWIERCZKOWSKI S.: On cyclically ordered groups. Fundament. Math. 47, 1959, 161-166. MR 0110759 | Zbl 0096.01501

[16] ЗАБАРИНА А. И.: К теории сиклически упорядоченных групп. Матем. заметки 31, 1982, 3-12. Zbl 1239.01036

[17] ЗАБАРИНА А. И.: О линейном и циклическом порядках в группе. Сибир. матем. ж. 26, 1985, 204-207. MR 0788349 | Zbl 1239.11074

[18] ЗАБАРИНА А. И., ПЕСТОВ Г. Г.: К теореме Сврчковского. Сибир. матем. ж. 25, 1984, 46-53. MR 0754739 | Zbl 1239.01039