Calheiros, C. S. C.Pereira, R.Skar, S. L. G.Pereira, S. I. A.2023-06-052023-082210-6707http://hdl.handle.net/10400.14/41307engPreface to the special issue: urban food production: challenges and opportunities towards sustainable citiesjournal article10.1016/j.scs.2023.10458785153205939000989749800001