//-->
Optimal COVID-19 quarantine and testing policies
Piguillem, Facundo, (2020)
Solving continuous-time optimal-control problems with a spreadsheet
Nævdal, Eric, (2003)
Dynamic optimisation in the presence of threshold effects when the location of the threshold is uncertain : with an application to a possible disintegration of the Western Antarctic ice sheet
Optimal regulation of eutrophying lakes, fjords, and rivers in the presence of threshold effects
Nævdal, Eric, (2001)