Wang, K.K.WangSHIH-I CHU2019-12-262019-12-261988https://scholars.lib.ntu.edu.tw/handle/123456789/441717[SDGs]SDG7Fractal character of quasi-energy states in intense polychromatic fieldsjournal article10.1016/0009-2614(88)80137-42-s2.0-0043089514https://www.scopus.com/inward/record.uri?eid=2-s2.0-0043089514&doi=10.1016%2f0009-2614%2888%2980137-4&partnerID=40&md5=5ae5f79095818332d5f041346852c1fc