JYH-BANG JOU2018-09-102018-09-102007http://www.scopus.com/inward/record.url?eid=2-s2.0-34248545328&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/335297Do tighter restrictions on density retard development?journal article10.1007/s11146-007-9010-5