Narasimhan, Girija. "ETL using Pentaho(spoon) - Lecture Notes (PPT) & Exercise Solution". OER Commons. Institute for the Study of Knowledge Management in Education, 12 May 2018. Web. 31 Mar. 2023. <https://www.oercommons.org/authoring/28693-etl-using-pentaho-spoon-lecture-notes-ppt-exercise>.
Narasimhan, G. (2018, May 12). ETL using Pentaho(spoon) - Lecture Notes (PPT) & Exercise Solution. OER Commons. Retrieved March 31, 2023, from https://www.oercommons.org/authoring/28693-etl-using-pentaho-spoon-lecture-notes-ppt-exercise.
