Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (septembrie 2009). „A safe operating space for humanity”. Nature (în engleză). 461 (7263): 472–475. doi:10.1038/461472a. ISSN1476-4687.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (). „A safe operating space for humanity”. Nature. Springer Science and Business Media LLC. 461 (7263): 472–475. Bibcode:2009Natur.461..472R. doi:10.1038/461472a. ISSN0028-0836. PMID19779433.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (). „A safe operating space for humanity”. Nature. Springer Science and Business Media LLC. 461 (7263): 472–475. Bibcode:2009Natur.461..472R. doi:10.1038/461472a. ISSN0028-0836. PMID19779433.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (septembrie 2009). „A safe operating space for humanity”. Nature (în engleză). 461 (7263): 472–475. doi:10.1038/461472a. ISSN1476-4687.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (). „A safe operating space for humanity”. Nature. Springer Science and Business Media LLC. 461 (7263): 472–475. Bibcode:2009Natur.461..472R. doi:10.1038/461472a. ISSN0028-0836. PMID19779433.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (septembrie 2009). „A safe operating space for humanity”. Nature (în engleză). 461 (7263): 472–475. doi:10.1038/461472a. ISSN1476-4687.
Rockström, Johan; Steffen, Will; Noone, Kevin; Persson, Åsa; Chapin, F. Stuart; Lambin, Eric F.; Lenton, Timothy M.; Scheffer, Marten; Folke, Carl (). „A safe operating space for humanity”. Nature. Springer Science and Business Media LLC. 461 (7263): 472–475. Bibcode:2009Natur.461..472R. doi:10.1038/461472a. ISSN0028-0836. PMID19779433.