Mapping potential areas of ground subsidence in Estonian underground oil shale mining district

author
statement of authorship
I. Valgma
location of publication
[S.l.]
year of publication
pages
p. 227-232 : ill
notes
Bibliogr. p. 232
language
inglise
Valgma, I.* Mapping potential areas of ground subsidence in Estonian underground oil shale mining district // Proceedings of the 2nd International Conference "Environment. Technology. Resources" : Rezekne, Latvia, 25-27 June 1999. [S.l.], 1999. p. 227-232 : ill.