1. Biofuels versus food production: does biofuels production increase food prices?;Ajanovic;Energy,2011
2. A review for coffee adsorbents;Anastopoulos;J. Mol. Liq.,2017
3. Cultivation of microalgae (Chlorella vulgaris) for biodiesel production;Blinová;Res. Pap. Fac. Mater. Sci. Technol. Slovak Univ. Technol.,2015
4. Biodiesel production from spent coffee grounds;Blinová;Res. Pap. Fac. Mater. Sci. Technol. Slovak Univ. Technol.,2017
5. Wastes Recycling and Pollution Control Handbook;Bridgewater,1979