Road Research Laboratory.
Arthur Danby
L. Francken
L. S. Hitch
M. E. Daines
Francesco Canestrari
Manfred N. Partl
D. S. Pasternack
Walter J. Rossiter
Tony McNally
Unknown Author
A. Nikolaides
Symposium on Rapid Test Methods for the Determination of Bitumen Content in Bituminous Mixtures San Francisco 1968.
I. V. Korolev
National Research Council (U.S.). Highway Research Board.
Leslie William Hatherly
American Association of State Highway Officials
V. S. Bocharov
Mikhail Nikolaevich Pershin