Kaustubh Deshmukh Priti Shankar Amitava Dasgupta B. Sundar Rajan On the Many Faces of Block Codes. 53-64 2000 conf/stacs/2000 STACS http://link.springer.de/link/service/series/0558/bibs/1770/17700053.htm db/conf/stacs/stacs2000.html#DeshmukhSDR00