APA (7th ed.) Citation

I, D. I., B, A., S, D., L, V., Z, K., A, K., . . . K, T. (2015). Serum and Urine Copper – Contamination and Stability. Sciendo.

Chicago Style (17th ed.) Citation

I, Dimitrova Ivanova, Atanasova B, Dragneva S, Vladimirova L, Krastev Z, Kostadinova A, Ivanova A, and Tzatchev K. Serum and Urine Copper – Contamination and Stability. Sciendo, 2015.

MLA (8th ed.) Citation

I, Dimitrova Ivanova, et al. Serum and Urine Copper – Contamination and Stability. Sciendo, 2015.