1. Holism vs. reductionism: do ecosystem ecology and landscape ecology clarify the debate?;Bergandi;Acta Biotheor.,1998
2. De l’écosystème à l’écocomplexe;Blandin,1992
3. De la protection de la nature au pilotage de la biodiversité;Blandin,2009
4. The value of ecosystem health;Callicott;Environ. Values,1995
5. Current normative concepts in conservation;Callicott;Conserv. Biol.,1999