Geodesic
On semistable Mori contractions
Izvestiya. Mathematics , Tome 68 (2004) no. 2, pp. 365-374.

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We study Fano–Mori contractions with fibres of dimension at most one satisfying the semistability assumption. In particular, we give a new proof of the existence of semistable 3-fold flips. 
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Yu. G. Prokhorov. On semistable Mori contractions. Izvestiya. Mathematics , Tome 68 (2004) no. 2, pp. 365-374. http://geodesic.mathdoc.fr/item/IM2_2004_68_2_a6/

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