Betoonteedest

author
year of publication
pages
10, lk. 198-200; 12, lk. 259-261 : joon
notes
Johanson, Ado, 1894-?
Roonemaa, Jakob
language
eesti
Johanson, A. Betoonteedest // Tehnika Ajakiri (1935), 10, lk. 198-200; 12, lk. 259-261 : joon.