Principles for knowledge co-production in sustainability research - Norström, Albert V.; Cvitanovic, Christopher; Löf, Marie F; West, Simon; Wyborn, Carina; Balvanera, Patricia; Bednarek, Angela T; Bennett, Elena M.; Biggs, Reinette; Bremond, Ariane de; Campbell, Bruce M.; Canadell, Josep G; et al. (Springer, 2020)