Cita APA (7th ed.)

Vershkova E. M. Elena Mikhailovna, Petinka Petkova, & Grinkevich A. Anastasia. (2016). Current situation of oil refinery in Bulgaria. 2016. https://doi.org/10.1088/1755-1315/43/1/012096

Cita Chicago (17th ed.)

Vershkova E. M. Elena Mikhailovna, Petinka Petkova, i Grinkevich A. Anastasia. Current Situation of Oil Refinery in Bulgaria. 2016, 2016. https://doi.org/10.1088/1755-1315/43/1/012096.

Cita MLA (9th ed.)

Vershkova E. M. Elena Mikhailovna, et al. Current Situation of Oil Refinery in Bulgaria. 2016, 2016. https://doi.org/10.1088/1755-1315/43/1/012096.