A framed f ( 3 , - 1 ) structure on a G L -tangent manifold. Gîrţu, Manuela — 2008 Balkan Journal of Geometry and its Applications (BJGA)
A framed f ( 3 , - 1 ) structure on the cotangent bundle of a Hamilton space. Gîrţu, Manuela — 2004 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
An almost paracontact structure on the indicatrix bundle of a Finsler space. Gîrţu, Manuela — 2002 Balkan Journal of Geometry and its Applications (BJGA)
A framed f ( 3 , 1 ) -structure on tangent manifolds. Gîrţu, Manuela; Gîrţu, Valentin — 2008 Acta Mathematica Academiae Paedagogicae Nyí regyháziensis. New Series [electronic only]