Charles, be careful not to be over zealous with too many references to the same liked resource in the same article. It has been good that you are providing resources to the read through cross references across related articles, but too many links can be more of a distraction. For example, this edit you linked to the same unicode resource three times in the body of the same article:
Be careful with his. Usually one link in the body of the article and perhaps on link in either See also or External resources is probably enough linking to a single resource.