The comparative analysis of the use of wood waste and natural gas in hot biogenerators from an energetic, economic and ecologic point of viewMihaela Dana Racz, Anton Darsy, Dan Codruţ Petrilean, Sabin Ioan Irimie and Simona CucailaMATEC Web Conf., 305 (2020) 00076DOI: https://doi.org/10.1051/matecconf/202030500076