https://orcid.org/0000-0002-5785-0992
References
- Al-Sharif A, Hajja M, Krasopoulos PT. Coincidences of centers of plane quadrilaterals. Results Math. 2009;55:231–247. doi: 10.1007/s00025-009-0417-6.
- Lay SR. Convex sets and their applications. New York (NY): Wiley; 1982. (Applied mathematics).
- Alsina C, Nelsen RB. A Cornucopia of quadrilaterals. Providence, RI: MAA Press, An Imprint of the American Mathematical Society; 2020. (Dolciani mathematical expositions; vol. 55).
- Krantz SG, McCarthy JE, Parks HR. Geometric characterizations of centroids of simplices. J Math Anal Appl. 2006;316:87–109. doi: 10.1016/j.jmaa.2005.04.046.
- Kim I, Kim D-S. Various centroids of quadrilaterals without symmetry. J Chungcheong Math Soc. 2020;33(4):429–444.
- Kim D-S, Kim W, Lee KS, Yoon DW. Various centroids of polygons and some characterizations of rhombi. Commun Korean Math Soc. 2017;32(1):135–145. doi: 10.4134/CKMS.c160023.
- Tan K. Some proofs of a theorem on quadrilateral. Math Mag. 1962;35(5):289–294. doi: 10.1080/0025570X.1962.11975363.
- Coxeter HSM, Greitzer SL. Geometry revisited. Washington (DC): Mathematical Association of America; 1967. (New Mathematical Library; vol. 19).
- Steiner J. About the quadrilateral circumscribed to the circle (German). J Reine Angew Math. 1846;32:305–310.
- Josefsson M. Metric relations in extangential quadrilaterals. Int J Geom. 2017;6:9–23.
- Berele A, Catoiu S. Bisecting envelopes of convex polygons. Adv in Appl Math. 2022;137: Article No. 102342, 91pp. doi: 10.1016/j.aam.2022.102342.