papers-we-love Compiler Construction before 1980 CACM1963 (Conway) First set; Left factor; Predictable parser Information&Control1965 (Knuth) LR(k) JACM1968 (Lewis&Stearns) LL(k) CACM1971 (Deremer) SLR and LALR TCS1981 (Heilbrunner) Relations between sub-classes of CFG CACM1975 (Aho) Ambiguous Grammars