APA 6th Edition

Gutman, I. (1978). Topological Formulas for Free-Valence Index. Croatica Chemica Acta, 51 (1), 29-33. Retrieved from https://hrcak.srce.hr/195975

---

MLA 8th Edition

Gutman, I.. "Topological Formulas for Free-Valence Index." Croatica Chemica Acta, vol. 51, no. 1, 1978, pp. 29-33. https://hrcak.srce.hr/195975. Accessed 26 Nov. 2024.

---

Chicago 17th Edition

Gutman, I.. "Topological Formulas for Free-Valence Index." Croatica Chemica Acta 51, no. 1 (1978): 29-33. https://hrcak.srce.hr/195975

---

Harvard

Gutman, I. (1978). 'Topological Formulas for Free-Valence Index', Croatica Chemica Acta, 51(1), pp. 29-33. Available at: https://hrcak.srce.hr/195975 (Accessed 26 November 2024)

---

Vancouver

Gutman I. Topological Formulas for Free-Valence Index. Croatica Chemica Acta [Internet]. 1978 [cited 2024 November 26];51(1):29-33. Available from: https://hrcak.srce.hr/195975

---

IEEE

I. Gutman, "Topological Formulas for Free-Valence Index", Croatica Chemica Acta, vol.51, no. 1, pp. 29-33, 1978. [Online]. Available: https://hrcak.srce.hr/195975. [Accessed: 26 November 2024]