Maria Cláudia Reis Cavalcanti,  Marcelo Trannin Machado,  Alessandro de Almeida Castro Cerqueira,  Nelson Sampaio Araujo Júnior,  Geraldo Xexéo. 

This paper presents a search engine for musical files in the Internet, based on the description of a musical passage, regardless of the key it is played in. Furthermore, the system allows some errors on the musical passage description, according to a parameter available in the interface.

http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-65001999000300002&lng=e

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