id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-13172		cet-13172		6	.pdf	application/pdf	3794	140	37	Ecological footprint, http://habitat.aq.upm.es/temas/a-huella-ecologica.html Mancuso G., Langone M., Andreottola G., 2020, A critical review of the current technologies in wastewater treatment plants by using hydrodynamic cavitation process: Principles and applications. Investigation on liquid emulsion membrane (LEM) prepared with hydrodynamic cavitation process for cobalt (II) extraction from wastewater.	cache/cet-13172.pdf	txt/cet-13172.txt