Authors: Romain Frelat; Santiago Lopez-Ridaura; Ken E Giller; Mario Herrero; Sabine Douxchamps; Agnes Andersson Djurfeldt; Olaf Erenstein; Ben Henderson; Menale Kassie; Birthe K Paul; Cyrille Rigolot; Randall S Ritzema; Daniel Rodriguez; Piet J A van Asten; Mark T van Wijk Journal: Proc Natl Acad Sci U S A Date: 2015-12-28 Impact factor: 11.205
Authors: Nathaniel D Mueller; James S Gerber; Matt Johnston; Deepak K Ray; Navin Ramankutty; Jonathan A Foley Journal: Nature Date: 2012-08-29 Impact factor: 49.962