Barbier, Edward B.,Burgess Barbier, Joanne C.,Folke, Carl
(1)
F. Stuart Chapin III (EDT)/ Gary P. Kofinas (EDT)/ Carl Folke (EDT)/ Melissa C. Chapin (ILT)
(1)
Susan Hanna (EDT)/ Carl Folke (EDT)/ Karl-Goran Maler (EDT)/ Asa Jansson (EDT)
(1)
Thomas Andersson/ Carl Folke/ Stefan Nystrom
(1)
Tore Soderquist (EDT)/ Anna Sundbaum (EDT)/ Carl Folke (EDT)/ Karl-Goran Maler (EDT)
(1)