DHAUNDIYAL, A.; GUPTA, V. K. The Analysis of Pine Needles as a Substrate for Gasification. Hydro Nepal: Journal of Water, Energy and Environment, [S. l.], v. 15, p. 73–81, 2014. DOI: 10.3126/hn.v15i0.11299. Disponível em: https://www.nepjol.info/index.php/HN/article/view/11299. Acesso em: 18 may. 2024.