id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-2550	Miskova, L.; Novák, P.; Hudec, R.; Novotná, M.	ASTRONOMICAL GLASS PLATE NEGATIVES: MONITORING OF EMULSION LAYER DETERIORATION	2016	5	.pdf	application/pdf	2712	149	58	The main period when glass plate negatives were used in astronomy was between 1890–1980. 5. Conclusions We examined a set of glass plate negatives using chemico-analytical tools such as FTIR spectroscopy and SEM/EDS.	cache/ap-2550.pdf	txt/ap-2550.txt