• Gaspar, P.D., Lima, T.M., Silva, P.D., Charrua-Santos, F. (2021). Benchmarking de Embalagens Ativas e Inteligentes. S4Agro – Soluções Sustentáveis para o Setor Agroindustrial, Universidade da Beira Interior, Covilhã, Portugal. (ISBN: 978-989-654-744-8) (DOI: 10.25768/21.02.02.001) [PDF]
  • Gaspar, P.D., Lima, T.M., Silva, P.D., Charrua-Santos, F. (2020). Quest for sustainable solutions in the agroindustrial sector – a portuguese approach. The 8th World Sustainability Forum (WSF 2020), Switzerland, September, 15-17 (Virtual). [LINK]