To cite the foodweb package in publications use:

Perdomo G, Thompson R, Sunnucks P (submitted) food web. Version 1-0. Environmental Modelling and Software,

Corresponding BibTeX entry:

    title = {food web: an open-source program for the visualisation and
      analysis of compilations of complex food webs.},
    author = {G. Perdomo and R. Thompson and P. Sunnucks},
    journal = {Environmental Modelling and Software (submitted)},