APA stil citiranja

Lazar, T., Sekula, F., & Rybar, P. (1998). A new technology of sinking vertical openings into rock masses: A new technology of sinking vertical openings into rock masses. Metalurgija (Sisak), p. 7.

Chicago stil citiranja

Lazar, Tobiaš, Felix Sekula, and Pavol Rybar. "A new technology of sinking vertical openings into rock masses: A new technology of sinking vertical openings into rock masses." 1998: 7.

MLA stil citiranja

Lazar, Tobiaš, Felix Sekula, and Pavol Rybar. "A new technology of sinking vertical openings into rock masses: A new technology of sinking vertical openings into rock masses." 1998: 7.