Bowman, M., “Biodiversity, Intrinsic Value and the Definition and Valuation of Environmental Harm”, in M. Bowman and A.  Boyle, supra note 4, pp. 41-61, at p. 42.
Bowman, M., « Biodiversity, Intrinsic Value and the Definition and Valuation of Environmental Harm » dans M. Bowman et A. Boyle, supra, note 4, p. 41 à 61, à la page 42.