PISIN CHEN2019-12-262019-12-262007https://scholars.lib.ntu.edu.tw/handle/123456789/441253Dark energy and the hierarchy problemjournal article10.1016/j.nuclphysbps.2007.08.0382-s2.0-36248936236https://www.scopus.com/inward/record.uri?eid=2-s2.0-36248936236&doi=10.1016%2fj.nuclphysbps.2007.08.038&partnerID=40&md5=0eb5bb294d20efbf6c6b341faef56635