Geodesic
Singularities and Noncommutative Frobenius Manifolds
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Analysis and singularities. Part 2, Tome 259 (2007), pp. 143-155.

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We prove that the quaternionic miniversal deformations of an $A_n$ singularity have the structure of a noncommutative Frobenius manifold in the sense of the extended cohomological field theory. 
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S. M. Natanzon. Singularities and Noncommutative Frobenius Manifolds. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Analysis and singularities. Part 2, Tome 259 (2007), pp. 143-155. http://geodesic.mathdoc.fr/item/TM_2007_259_a9/

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