@book{29491,
	author = {Li, G.},
	title = {Biomass coffee grounds derived nitrogen-doped ultrafine carbon nanoparticles as an efficient electrocatalyst to oxygen reduction reaction},
	url = {https://drive.google.com/file/d/1ASYqp9lL9KU3v7EmE00OhFzngwpV_ktB/view?usp=drivesdk}
}