Drewniak, Sabina, Tadeusz Pustelny, Iwona Pasternak, Aleksandra Krajewska, and Grzegorz Konieczny. “Study of Morphology of Graphene Using Atomic Force Microscopy and Raman Spectroscopy”. Photonics Letters of Poland 6, no. 4 (December 31, 2014): pp. 118–120. Accessed November 20, 2024. http://m.photonics.pl/PLP/index.php/letters/article/view/6-42.