This author has not been identified. Look up 'Ron Henkel' in GoogleThis author has not been identified. Look up 'Robert Hoehndorf' in GoogleThis author has not been identified. Look up 'Tim Kacprowski' in GoogleThis author has not been identified. Look up 'Christian Knüpfer' in GoogleThis author has not been identified. Look up 'Wolfram Liebermeister' in GoogleThis author has not been identified. Look up 'Dagmar Waltemath' in Google