Συγγραφέας
Brazil. Divisão de Geologia e Mineralogia
1
Broek, P. H. vanden
1
Engineering Institute of Canada. Geotechnical Engineering Division
1
Farḥān, Yaḥyá ʻĪsá
1
France. Bureau de recherches géologiques et minières
1
Geological Survey of India
1
Geological Survey of India. Director General
1
Nag, D. K. (Dipak Kumar)
1
National Research Council Canada
1
National Research Council Canada. Associate Committee on Soil and Snow Mechanics
1
Oliveira, Euzebio Paulo de, 1882-1939
1
Satpathi, Chitra
1
Savarenskiĭ, F. P. (Fedor Petrovich), 1881-1946
1