This author has not been identified. Look up 'Martin Böhm' in GoogleThis author has not been identified. Look up 'Marek Chrobak' in GoogleThis author has not been identified. Look up 'Lukasz Jez' in GoogleThis author has not been identified. Look up 'Fei Li 0001' in GoogleThis author has not been identified. Look up 'Jirí Sgall' in GoogleThis author has not been identified. Look up 'Pavel Veselý' in Google