摘要
InZhaba,wheneveraboyfallsinlovewithagirl,noceremonyisnecessary.Theboyonlyhastocrossthe10-meter-highwallofthegirl'shousetospendthenightwithher.Childrenborninthiswayarebroughtupbythemothers;thefathersareexemptfromresponsibility,butmakesomeeffortsintermsofsupportunderobligation.Intheirownmaternalfamilies,malesplayassistingrolesinbringinguptheirsisters'children.
出版日期
2004年03月13日（中国Betway体育网页登陆平台首次上网日期，不代表论文的发表时间）
