Classification by formalism

Logical morphologies:

Shaumjan, Brekle, Moortgat

Finite state morphology: two level morphology:

K. Koskenniemi

Multi-tape finite state morphology:

M. Kay

DATR-based morphologies:

Gazdar, Cahill, Gibbon, Bleiching, Fraser

HPSG oriented, unification-based morphologies:

Krieger, Nerbonne, Riehemann