411475 Song, G., Physics, I. C. f. T., Agency, I. A. E., & United Nations Educational, S. a. C. O. (1996). K1-groups of semigroups. Miramare-Trieste : IAEA.
Chicago-čujuhus (17. p.)411475 Song, Guangtian, International Centre for Theoretical Physics, International Atomic Energy Agency, juo Scientific and Cultural Organization United Nations Educational. K1-groups of Semigroups. Miramare-Trieste : IAEA, 1996.
MLA-čujuhus (9. p.)411475 Song, Guangtian, et al. K1-groups of Semigroups. Miramare-Trieste : IAEA, 1996.
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