@article {514,
	title = {The role of opinion leaders in the diffusion of new knowledge: The case of integrated pest management},
	journal = {World Development},
	volume = {34},
	year = {2006},
	pages = {1287-1300},
	url = {https://art.torvergata.it/retrieve/handle/2108/17676/21712/SAVASTANO\%20FEDER\%202006.pdf},
	author = {Feder, G and Savastano, S}
}
