Li, Cunhong, and Tianlin Zhu. 2022. “Separation and Determination of Matrine, Oxymatrine and Sophoridine in Composite Preparations by Non-Aqueous Capillary Electrophoresis”. Proceedings of the Bulgarian Academy of Sciences 75 (7). Sofia, Bulgaria:974-81. https://doi.org/10.7546/CRABS.2022.07.05.