E. Pharagmén
Stockholm
Ernst Lindelöf
Helsingfors
TBD
mathscidoc:1701.33479
Glenys Luke
St Hugh's College, Oxford, England
TBD
mathscidoc:1701.332457
Takayuki Furuta
Department of mathematics Faculty of Science, Hirosaki University
TBD
mathscidoc:1701.332563