Michener, William K., James H. Beach, Matthew B. Jones, Bertram Ludaescher, Deana D. Pennington, Ricardo S. Pereira, Arcot Rajasekar, and Mark Schildhauer. 2007. "A Knowledge Environment for the Biodiversity and Ecological Sciences", Journal of Intelligent Information Systems, 29(1): 111-126. doi:10.1007/s10844-006-0034-8
Barker, A.; van Hemert, J (2008). "Scientific Workflow: A Survey and Research Directions". Parallel Processing and Applied Mathematics. Lecture Notes in Computer Science. Vol. 4967. pp. 746–753. doi:10.1007/978-3-540-68111-3_78. ISBN978-3-540-68105-2.