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Yargic, Yigit
(with M. E. Akengin and Z. F. Koroglu) Three natural homoteties of the nine-point circle, 13 (2013) 209--218.

Yff, Peter
A generalization of the Tucker circles, 2 (2002) 71--87.
A family of quartics associated with a triangle, 9 (2009) 165--171.

Yiu, Paul
(with A. P. Hatzipolakis, F. M. van Lamoen, and B. Wolk) Concurrency of four Euler lines, 1 (2001) 59--68.
(with A. P. Hatzipolakis) Pedal triangles and their shadows, 1 (2001) 81--90.
(with F. M. van Lamoen) The Kiepert pencil of Kiepert hyperbolas, 1 (2001) 125;--132.
(with D. Grinberg) The Apollonius circle as a Tucker circle, 2 (2002) 175--182.
On the Fermat lines, 3 (2003) 73--81.
(with N. Dergiades) Antiparallels and concurrency of Euler lines, 4 (2004) 1--20.
Elegant geometric constructions, 5 (2005) 75--96.
(with B. D. Suceava) The Feuerbach point and Euler lines, 6 (2006) 191--197.
Some constructions related to the Kiepert hyperbola, 6 (2006) 343--357.
(with C. Pohoata) On a product of two points induced by their cevian triangles, 7 (2007) 169--180.
(with F. M. van Lamoen) Construction of Malfatti squares, 8 (2008) 49--59.
Heptagonal triangles and their companions, 9 (2009) 125--148.
(with A. P. Hatzipolakis) Reflections in triangle geometry, 9 (2009) 301--348.
The circles of Lester, Evans, Parry, and their generalizations, 10 (2010) 175--209.
Rational Steiner porism, 11 (2011) 237--249.
(with N. Dergiades) The golden section with a collapsible compass only, 11 (2011) 255--259.
Sherman's fourth side of a triangle, 12 (2012) 219--225.
On the conic through the intercepts of the three lines through the centroid and the intercepts of a given line, 13 (2013) 87--102.
(with S. N. Kiss) The touchpoints triangles and the Feuerbach hyperbolas, 14 (2014) 63--86.
Three constructions of Archimedean circles in an arbelos, 14 (2014) 255--260.
The Kariya problem and related constructions, 15 (2015) 191--201.
(with E. A. J. Garcia) Golden sections of triangle centers in the golden triangles, 16 (2016) 119--124.
(with D. Paunic) Regular polygons and the golden section, 16 (2016) 273--281.
(with S. N. Kiss) On the Tucker circles, 17 (2017) 157--175.