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- [23] INTERACTIONS BETWEEN ASP, HIS, SER RESIDUES WITHIN MODELS OF THE ACTIVE-SITE OF SERINE PROTEASES - A THEORETICAL EMPIRICAL-STUDY INTERNATIONAL JOURNAL OF PEPTIDE AND PROTEIN RESEARCH, 1982, 19 (04): : 420 - 431
- [26] CONCENTRATION IN BRITISH INDUSTRY - AN EMPIRICAL-STUDY OF THE STRUCTURE OF INDUSTRIAL-PRODUCTION, 1935-51 - EVELY,R, LITTLE,IMD ECONOMIC JOURNAL, 1962, 72 (287): : 713 - 715