Heiri, Oliver
Brooks, Stephen J.
Renssen, Hans
Bedford, Alan
Hazekamp, Marjolein
Ilyashuk, Boris
Jeffers, Elizabeth S.
Lang, Barbara
Kirilova, Emiliya
Kuiper, Saskia
Millet, Laurent
Samartin, Stéphanie
Toth, Monika
Verbruggen, Frederike
Watson, Jenny E.
van Asch, Nelleke
Lammertsma, Emmy
Amon, Leeli
Birks, Hilary H.
Birks, H. John B
Mortensen, Morten F.
Hoek, Wim Z.
Magyari, Enikö
Muñoz Sobrino, Castor
Seppä, Heikki
Tinner, Willy
Tonkov, Spassimir
Veski, Siim
Lotter, André F.
Article History
Received: 22 April 2014
Accepted: 5 August 2014
First Online: 11 September 2014
Competing interests
: The authors declare no competing financial interests.