Andreas Schulte
J. Michael Geist
Erkki Jauhiainen
P. E Müller
Duke University. School of Forestry.
Edmond Henry
John K. Francis
Gonzalo de las Salas
Andrzej Boczon
John R. Vann
James M. Vose
North American Forest Soils Conference (10th 2003 Saulte Ste. Marie, Ontario, Canada)
Henri Erhart
Paul E. Heilman
W. M. Corbett
Grigoriĭ Andreevich Skli͡arov
Đorđe Filipović
Pál Stefanovits
Mikhail Prokofʹevich Smirnov
Evgeniĭ Vladimirovich Rubilin