Martin Bloch Jiri Budil Ivan Ganicky Martin Svoboda Socialist Countries: Communicative Format of Data Recording on Magnetic Tape. 32-35 1977 17 Journal of Chemical Information and Computer Sciences 1 http://pubs.acs.org/cgi-bin/archive.cgi/jcisd8/1977/17/i01/f-pdf/f_ci60009a008.pdf db/journals/jcisd/jcisd17.html#BlochBGS77