ContextObjects in Spans, commonly abbreviated COinS, is a method of embedding latent OpenURL ContextObjects in web pages. This allows client software to retrieve bibliographic metadata and to use an OpenURL resolver to find a mediated link. A principal advantage of using COinS, rather than giving a static OpenURL, is that the client can determine which resolver to use. This allows, for instance, searching for a copy of a book in one's own library. Sites which embed COinS Citebase Copac HubMed… (More on Coins)