[1]
[CITE[Opera Widgets Developers Documentation]]
([[名無しさん]] [WEAK[2006-02-08 02:55:24 +00:00]])
[2]
[CITE[Widget information file syntax]]
([[名無しさん]] [WEAK[2006-02-08 02:55:39 +00:00]])
[3] [CITE@en[Opera Widgets Specification 1.0 fourth edition - Opera Developer Community]]
([TIME[2010-02-06 01:44:29 +09:00]] 版)