Ergative Case in the Circassian Languages - Paper examining the marking of ergative/absolutive case in various types of nominals subsequently relating their distribution to the nominal hierarchy. [PDF]
Long-Distance Agreement in Tsez - Article by Eric Potsdam and Maria Polinsky, discussing cases of agreement extending beyond the clause. [PDF]
Udi Online Grammar - Online grammar of Udi, spoken in Northern Azerbaijan and Eastern Georgia. Contains grammatical description, samples of Spoken Udi, text collection with interlinear glosses and translation, and bibliography.