Catriel Beeri Philip A. Bernstein Computational Problems Related to the Design of Normal Form Relational Schemas. 30-59 TODS4/P030.PDF 1979 4 ACM Trans. Database Syst. 1 db/journals/tods/tods4.html#BeeriB79 http://doi.acm.org/10.1145/320064.320066 db/journals/tods/BeeriB79.html books/aw/AhoHU74 conf/ifip/Armstrong74 ... conf/vldb/BeeriBG78 conf/sigmod/BeeriFH77 ... ... journals/tods/Bernstein76 ... conf/sigmod/BernsteinST75 journals/cacm/Codd70 persons/Codd71a conf/ifip/Codd74 ... ... ... journals/tods/Fagin77 ... conf/vldb/Fagin77 ... ... journals/jcss/LucchesiO78 ... journals/tods/Rissanen77 ... conf/sigmod/SchmidS75 ...