Sabrina Mantaci Antonio Restivo Giovanna Rosone Marinella Sciortino An extension of the Burrows-Wheeler Transform. 298-312 2007 387 Theor. Comput. Sci. 3 http://dx.doi.org/10.1016/j.tcs.2007.07.014 db/journals/tcs/tcs387.html#MantaciRRS07