Donald D. Chamberlin and Raymond F. Boyce
Pubs/Chamberlin1974# QUERYcb657033f8691c51ac456be8a526c4ca
Pubs/Chamberlin1974# QUERY1eb79447ae42b1a013b57247cf3aa11b
Pubs/Chamberlin1974# ae3bcafc71cd6026f8fcdbe393d261d9