M Krukar
Milan Krukar
Unknown Author
Heinz Ahlbrecht
Eric G. Johnson
Turkey. Karayolları Genel Müdürlüğü.
National Research Council, Canada. Associate Committee on Geotechnical Research. Working Group on Urban Snow Removal.
Yūji Yanagisawa
David E. Kuemmel
Josef Dultinger
Heinz-Detlef Gregor
Kanzō Harada
United States. Federal Highway Administration
John Llewelyn Stackhouse
Stephen A. Ketcham
Hanover, N. H., 1978 International Symposium on Snow Removal and Ice Control Research