C. Cazacu

A practical novel assessment tool for the socio-ecological condition of Protected Areas: The Protection Level Index (PLI)

M. Adamescu, C. Hummel, Yvette Mellink, 2021, Journal for Nature Conservation.

A Long-Term Biodiversity, Ecosystem and Awareness Research Network SERONTO A Socio-Ecological Research and Observation Ontology: the core ontology

Rennie, M. Ayromlou, H. Karasti, 2009 .