Бубенчикова (Bubenchikova)В. (Valentina) Н. (Nikolaevna), and Степнова (Stepnova)И. (Irina) В. (Vladimirovna). “THE FATTY ACID AND MINERAL COMPOSITION HERBS PICRIS HIERACIOIDES L.”. Chemistry of Plant Raw Material, no. 1, Oct. 2017, pp. 113-9, doi:10.14258/jcprm.2018011838.