A symbolic generator and macro assembler by A.P. Ershov et al of Novosibirsk. For the BESM-6, M-220 and Minsk-22.

["SYGMA, A Symbolic Generator and Macroassembler", A.P. Ershov et al, in Symbol Manipulation Languages and Techniques, D.G. Bobrow ed, N-H 1968, pp.226- 246].

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