@INPROCEEDINGS {ORTIZ:2003,
title = {Improving crops to nourish African Agricultural Technology Foundation},
author = {Ortiz, R. },
booktitle = {Oral presentation at the CGIAR Biofortification Challenge Program Vitamin A Maize Workshop, 4 August},
year = {2003},
organization = {International Institute of Tropical Agriculture (IITA)},
location = {Ibadan, Nigeria},
}