- Stela Cuna, Katalin Bartok, Gabriela Balas, Isotopic records of the environmental changes in some species of the plants and applications, Contributii Botanice, vol. XLI, 2006, in curs de publicare
- Stela Cuna, Gabriela Balas, Some results proving the significance of the carbon isotope discrimination by the plants, Studia Universitatis Babes-Bolyai. Physica, L, 3, pp.196-202, 2005
- Stela Cuna, Gabriela Balas, Katalin Bartok, Improving the use of lichens as biomonitors of environmental change utilizing stable isotope abundances, Contributii Botanice , vol. XL, pp. 187-192, 2005
- Petre Berdea, Stela Cuna, Cornel Cuna, Gabriela Balas, Correction of the memory in isotopic analyses, Studia Universitatis Babes-Bolyai. Physica, L, 4a, pp. 369-373, 2005
- Cornel Cuna, Damaschin Ioanoviciu, Stela Cuna, Nicolae Lupsa, Valentin Mirel, Pollutants detection by quadrupole ion trap mass spectrometry, Studia Universitatis Babes-Bolyai. Physica, L, 4a, pp. 515-518, 2005
- Stela Cuna, Katalin Bartok, Gabriela Balas, Isotopic records of the environmental changes in some species of the plants and aplications, Sesiunea stiintifica Actualitati in Biologia Vegetala, editia XIV, 12-13 mai 2006, Cluj Napoca, Romania, Book of Abstracts, pg 35, 2006
- Stela Cuna, Elise Pendall, Pieter P. Tans, James W. White, Separating natural and anthropogenic methane contributions in air from the Black Sea region, Romania, 6-th International Symposium on Applied Isotope geochemistry, September 11-16, 2005, Prague, Czech Republic, Proceedings, ISBN 80-7075-651-9, pp. 58-59, 2005
- Stela Cuna, Gabriela Balas, Some results proving the significance of the carbon isotope discrimination by the plants, Isotopic and Molecular Processes, PIM4, Cluj Napoca 22-24 September 2005, Book of abstracts pg.46, 2005
- Petre Berdea, Stela Cuna, Cornel Cuna, Gabriela Balas, Correction of memory in isotopic analyses, Isotopic and Molecular Processes, PIM4, Cluj Napoca 22-24 September 2005, Book of abstracts pg.85, 2005
- Stela Cuna, Gabriela Balas, Elza Hauer, Effect of environmental factors on δ13C of lichens, European Society for Stable Isotope Research Workshop, ESIR VIII, June 25-30, 2005, Leipzig, Germany, Proceedings, pp.113-115, 2005
- Stela Cuna, Katalin Bartok, Gabriela Balas, Improving the use of lichens as biomonitors of environmental change utilizing stable isotope abundance, Sesiunea Stiintifica Anuala "Actualitati in biologia vegetala", Ed. XIII, 13-14 mai 2005, Cluj Napoca, Romania, Book of Abstracts, pg 56, 2005