N.-N. Liang, F. He, Q.-H. Pan, J. Wang, M. Reeves, and C.-Q. Duan, “Optimization of Sample Preparation and Phloroglucinol Analysis of Marselan Grape Skin Proanthocyanidins using HPLC-DADESI- MS/MS”, SAJEV, vol. 33, no. 1, pp. 122–131, Nov. 2016.