Source: https://www.researchgate.net/profile/Marcos-Kogan/publication/237459833_Compendium_of_IPM_Definitions_CID_What_is_IPM_and_how_is_it_defined_in_the_Worldwide_Literature/links/00b7d528133932ca41000000/Compendium-of-IPM-Definitions-CID-What-is-IPM-and-how-is-it-defined-in-the-Worldwide-Literature.pdf