id	domain	url
fuelectenerg-2698	doi.org	https://doi.org/10.2298/fuee1801075b
fuelectenerg-2698	www.youtube.com	https://www.youtube.com/watch?v=dpx8kdulsz0
fuelectenerg-2698	www.youtube.com	https://www.youtube.com/watch?v=osbq7e46yu4
fuelectenerg-2698	www.youtube.com	https://www.youtube.com/watch?v=dpx8kdulsz0
fuelectenerg-2698	www.youtube.com	https://www.youtube.com/watch?v=osbq7e46yu4