economic importance of honey bee pollination of props at the national level of hungary, pp.286-289, 1983. ,
evaluation de l'incidence économique de l'entomofaune pollinisatrice en agriculture, Bulletin technique apicole, vol.11, issue.2, pp.117-124, 1984. ,
essai d'une évaluation de l'incidence économique de l'abeille pollinisatrice dans l'agriculture européenne, vol.24, pp.33-38, 1989. ,
the economic value of bees in the UK, Bee world, vol.79, pp.115-123, 1998. ,
economic valuation of the vulnerability of world agriculture confronted with pollinator decline, ecological economics, vol.68, pp.810-821, 2009. ,
importance of pollinators in changing landscapes for world crops, proceedings of the royal society, vol.274, pp.303-313, 2007. ,
URL : https://hal.archives-ouvertes.fr/hal-02669190
the economic value of ecological services provided by insects, Bioscience, vol.56, pp.311-323, 2006. ,
, calderone, n. w. 2000. the value of honey bees as pollinators of