%0 Journal Article %B Journal of Mathematical Biology %D 2021 %G eng %N 5 %R 10.1007/s00285-021-01682-3 %T Analysis of trophic networks: an optimisation approach %U https://link.springer.com/10.1007/s00285-021-01682-3 %V 83 %8 Jan-11-2021 %! J. Math. Biol.