. . . . . . . "Still and moving lines of silence in families of hyperbolas, part two (numbers 1-4)" . . . . . . . . . . . "Still and moving lines of silence in families of hyperbolas, part 2" . . . "Still and moving lines of silence in families of hyperbolas, Part 2" . . . . . . . . . . . . . . . . . . . . . . "Still and moving lines of silence in families of hyperbolas" . . . . . . . . . . . . "Still and moving lines of silence in families of hyperbolas [for voice, instruments and pure wave oscillators]" . . . . . . . . . . "Vocalises with electronics." . .