Richard Cooper Configurable Data Modelling Systems. 35-52 1990 ER db/conf/er/er90.html#Cooper90 conf/er/90 db/conf/er/Cooper90.html er90/ER90-P035.pdf conf/bncod/BrownTD90 ... journals/tods/Chen76 conf/vldb/CooperADA87 ... journals/csur/HartsonH89 journals/csur/HullK87 conf/vldb/Kim89 conf/vldb/KingN87 conf/vldb/KingN89 journals/sigmod/BernsteinDDGGJLLMNRRSSSS89 ... journals/tods/MylopoulosBW80 ... journals/ibmsj/Zloof77