Eyal Ackerman, Rom Pinchasi, Ludmila Scharf, Marc Scherfenberg. n-gon. The American Mathematical Monthly, 118(2):164-167, 2011. [doi]
@article{AckermanPSS11,
title = {n-gon},
author = {Eyal Ackerman and Rom Pinchasi and Ludmila Scharf and Marc Scherfenberg},
year = {2011},
doi = {10.4169/amer.math.monthly.118.02.164},
url = {http://dx.doi.org/10.4169/amer.math.monthly.118.02.164},
researchr = {https://researchr.org/publication/AckermanPSS11},
cites = {0},
citedby = {0},
journal = {The American Mathematical Monthly},
volume = {118},
number = {2},
pages = {164-167},
}