Tosun, G., Yayli, B., Arslan, T., Yasar, A., Alpay Karaoglu, S., & Yayli, N. (2011). Comparative Essential Oil Analysis of Calendula arvensis L. Extracted by Hydrodistillation and Microwave Distillation and Antimicrobial Activities. Asian Journal of Chemistry, 24(5), 1955–1958. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/8929