@Article{DasMarVic_j2009_c, author = {J{\"u}rgen~Dassow and Gema~M.~Mart\'{\i}n and Francisco~J.~Vico}, title = {A Similarity Measure for Cyclic Unary Regular Languages}, journal = fundinform, year = {2009}, volume = 96, number = {1--2}, pages = {71--88}, url = {http://iospress.metapress.com/content/bg637lt11k752150/} }