Number of the records: 1
svetelný tok
Record number 0398556 Date 26.02.2015 Type K - Návrh autority Topical term svetelný tok Other term English luminous flux
tok svetelný
See also fotometria (Broader term)
UDC 535.241.41 1981 (1. stred. vyd.) 
subject heading
Number of the records: 1