M. Bahmani, A. Jalilian, I. Salimikia, S. Shahsavari, and N. Abbasi, “Phytochemical screening of two Ilam native plants Ziziphus nummularia (Burm.f.) Wight & Arn. and Ziziphus spina-christi (Mill.) Georgi using HS-SPME and GC-MS spectroscopy”, Plant Sci. Today, vol. 7, no. 2, pp. 275–280, May 2020.