Interesting repertoire and recorded with spectacular sound is: Nielsen and Aho Clarinet Concertos. (Martin Frost, clarinet, with the Lahti Symphony Orchestra directed by Osmo Vänskä.)
http://www.amazon.com/Nielsen-Aho-Clarinet-Concertos-Hybrid/dp/B000NOK9PY/ref=sr_1_2?ie=UTF8&s=music&qid=1206460716&sr=8-2
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http://www.amazon.com/Nielsen-Aho-Clarinet-Concertos-Hybrid/dp/B000NOK9PY/ref=sr_1_2?ie=UTF8&s=music&qid=1206460716&sr=8-2
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