Zheljazkov Valtcho D,Sikora Vladimir S,Astatkie Tess,Dincheva Ivayla,Acimovic Milica G,Viskovic Jelena,Latkovic Dragana S,Noller Jay S (2025) Essential oil fractions of hemp profiles at different hydro-distillation periods, PLOS ONE, vol. 20, br. 10, str. - (Article) 

Zheljazkov Valtcho D,Semerdjieva Ivanka B,Cantrell Charles L,Astatkie Tess,Acimovic Milica G (2022) Phytochemical Variability of Essential Oils of Two Balkan Endemic Species: Satureja pilosa Velen. and S. kitaibelii Wierzb. ex Heuff. (Lamiaceae), MOLECULES, vol. 27, br. 10, str. - (Article) 

Zheljazkov Valtcho D,Sikora Vladimir S,Dincheva Ivayla,Kacaniova Miroslava M,Astatkie Tess,Semerdjieva Ivanka B,Latkovic Dragana S (2020) Industrial, CBD, and Wild Hemp: How Different Are Their Essential Oil Profile and Antimicrobial Activity?, MOLECULES, vol. 25, br. 20, str. - (Article) 

Zheljazkov Valtcho D,Sikora Vladimir S,Semerdjieva Ivanka B,Kacaniova Miroslava M,Astatkie Tess,Dincheva Ivayla (2020) Grinding and Fractionation during Distillation Alter Hemp Essential Oil Profile and Its Antimicrobial Activity, MOLECULES, vol. 25, br. 17, str. - (Article) 

Semerdjieva Ivanka B,Zheljazkov Valtcho D,Radoukova T,Radanovic Dragoja S,Markovic Tatjana Lj,Dincheva Ivayla,Stoyanova A,Astatkie Tess,Kacaniova Miroslava M (2019) Essential oil yield, composition, bioactivity and leaf morphology of Juniperus oxycedrus L. from Bulgaria and Serbia, BIOCHEMICAL SYSTEMATICS AND ECOLOGY, vol. 84, br. , str. 55-63 (Article) 

Radoukova T,Zheljazkov Valtcho D,Semerdjieva Ivanka B,Dincheva Ivayla,Stoyanova A,Kacaniova Miroslava M,Markovic Tatjana Lj,Radanovic Dragoja S,Astatkie Tess,Salamon Ivan (2018) Differences in essential oil yield, composition, and bioactivity of three juniper species from Eastern Europe, INDUSTRIAL CROPS AND PRODUCTS, vol. 124, br. , str. 643-652 (Article)