The main articles describing AREX database are:

Kenneth Birnbaum, Dennis E. Shasha, Jean Y. Wang, Jee W. Jung, Georgina M. Lambert, David W. Galbraith, Philip N. Benfey (2003). A Gene Expression Map of the Arabidopsis Root. Science, 302(5652), pp. 1956-1960.
doi:10.1126/science.1090022     BiBTeX

Siobhan M. Brady, David A. Orlando, Ji-Young Lee, Jean Y. Wang, Jeremy Koch, JosГ© R. Dinneny, Daniel Mace, Uwe Ohler, Philip N. Benfey (2007). A High-Resolution Root Spatiotemporal Map Reveals Dominant Expression Patterns. Science, 318(5851), pp. 801-806.
doi:10.1126/science.1146265     Abstract     Full text     BiBTeX

If you use data from this website, please make sure to cite the above articles.

Other publications

David A. Orlando, Siobhan M. Brady, Jeremy D. Koch, JosГ© R. Dinneny, Philip N. Benfey (2009). Manipulating Large Scale Arabidopsis Microarray Expression Data: Identifying Dominant Expression Patterns and Biological Process Enrichment. Methods in Molecular Biology: Plant Systems Biology, 553(1), pp. 57-77.
doi:10.1007/978-1-60327-563-7_4     BiBTeX

D. A. Cartwright, S. M. Brady, D. A. Orlando, B. Strumfels, P. N. Benfey (2009). Reconstructing Spatiotemporal Gene Expression Data from Partial Observations. Bioinformatics, 25(19) pp. 2581-2587.
doi:10.1093/bioinformatics/btp437     BiBTeX

Siobhan M. Brady, Lifang Zhang, Molly Megraw, Natalia J. Martinez, Eric Jiang, Charles S. Yi, Weilin Liu, Anna Zeng, Mallorie Taylor-Teeples, Dahae Kim, Sebastian Ahnert, Uwe Ohler, Doreen Ware, Albertha J.M. Walhout, Philip N. Benfey (2011). A Stele-Enriched Gene Regulatory Network in the Arabidopsis Root. To appear in Molecular Systems Biology.