@misc{chavalarias:hal-00681706, TITLE = {{Streams of Media Issues, Monitoring World Food Security. Paper presented at the United Nations}}, AUTHOR = {Chavalarias, D. and Cointret, D. and Cornilleau, L. and Duong, T.K. and Mogoutov, A. and Villard, Ludovic and Roth, C. and Savy, T.}, URL = {https://enpc.hal.science/hal-00681706}, YEAR = {2011}, KEYWORDS = {non pr{\'e}cis{\'e}}, HAL_ID = {hal-00681706}, HAL_VERSION = {v1}, }