@book{20027,
	author = {Fu, J.},
	title = {Oligosaccharide polyester and triterpenoid saponins from the roots of Polygala japonica},
	url = {https://drive.google.com/file/d/1-9dQyPRWvOu_vGPbY6xd4s92q0eN4rGt/view?usp=drivesdk}
}