K. Zhelev

The decline of mussel aquaculture in the European Union: causes, economic impacts and opportunities

R. Nielsen, F. Asche, T. Ellis, 2020 .

The economic performance of the EU fishing fleet during the COVID-19 pandemic

Hanna Swahnberg, J. Andersen, O. Guyader, 2023, Aquatic Living Resources.

Collecting demographic data for the EU aquaculture sector: What can we learn?

R. Nielsen, Emmet Jackson, A. Motova, 2022, Aquaculture.

1698P The presence of COVID-19 makes more cancer patients distressed and time perception may distinguish them

Z. Zahariev, N. Conev, K. Zhelev, 2020, Annals of Oncology.