@book{20005,
	author = {Lu, Y.},
	title = {Characterization of spirostanol saponins in Solanum torvum by high-performance liquid chromatography/ evaporative light scattering detector/electrospray ionization with multi-stage tandem mass spectrometry},
	url = {https://drive.google.com/file/d/1G5SOMufsx4Yz7jiHKxiZDonlT90c3TdH/view?usp=drivesdk}
}