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[5] Morris D.: 
The use of syntactic analysis in compilers. "Introduction to system programming". Academic Press, London and New York 1964, 249 - 255. 
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The design of the Gier ALGOL compiler. BIT 3 (1963), No 2, 124-140; 3, 145 to 166. 
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A note on the structure of certain predicates concerning the sublanguages of ALGOL 60. Kybernetika 1 (1965), 2, 122-126. 
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