Muthiah, S., Huang, B., Arredondo, J., Mares, D., Getoor, L., Katz, G. and Ramakrishnan, N. 2016. Capturing Planned Protests from Open Source Indicators. AI Magazine. 37, 2 (Jul. 2016), 63-75. DOI:https://doi.org/10.1609/aimag.v37i2.2631.