Tensor product surfaces in ℝ 4 and Lie groups. Özkaldi, Siddika; Yayli, Yusuf — 2010 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
On Mannheim partner curve in dual space. Özkaldi, Siddika; İlarslan, Kazim; Yayli, Yusuf — 2009 Analele Ştiinţifice ale Universităţii “Ovidius" Constanţa. Seria: Matematică
On the geodesics of tubular surfaces in Minkowski 3-space. Karacan, Murat Kemal; Yayli, Yusuf — 2008 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
Quaternions and Lie Groups on S2 Yusuf Yayli; Hilmi H. Hacisalihoglu; Levent Kula — 2003 Kragujevac Journal of Mathematics