Polar Lippia extracts as alternatives for the postharvest control of Guazatine®-resistant strains of Penicillium digitatum in citrusEmmanuel Shikanga, Thierry Regnier, Sandra Combrinck and Ben BothaFruits, 64 2 (2009) 75-82DOI: https://doi.org/10.1051/fruits/2009002