Cite
Graceful labeling for mushroom trees.
MLA
Chan, Tsz, et al. “Graceful Labeling for Mushroom Trees.” Aequationes Mathematicae, vol. 89, no. 3, June 2015, pp. 719–24. EBSCOhost, https://doi.org/10.1007/s00010-014-0259-5.
APA
Chan, T., Cheung, W., & Ng, T. (2015). Graceful labeling for mushroom trees. Aequationes Mathematicae, 89(3), 719–724. https://doi.org/10.1007/s00010-014-0259-5
Chicago
Chan, Tsz, Wai Cheung, and Tuen Ng. 2015. “Graceful Labeling for Mushroom Trees.” Aequationes Mathematicae 89 (3): 719–24. doi:10.1007/s00010-014-0259-5.