Data &amp; Knowledge EngineeringData &amp; Knowledge Engineering Data & Knowledge Engineering Data & Knowledge Engineering is a monthly peer-reviewed academic journal in the area of database systems and knowledge base systems. It is published by Elsevier and was established in 1985. The editor-in-chief is P.P. Chen (Louisiana State University). Abstracting and indexing. The journal is abstracted and indexed in Current Contents/Engineering, Computing & Technology, Ei Compendex, Inspec, Science Citation Index Expanded, Scopus, and Zentralblatt MATH. According to the "Journal Citation Reports", the journal has a 2020 impact factor of 1.992. Data & Knowledge Engineering Data & Knowledge Engineering is a monthly peer-reviewed academic journal in the area