3.12.Periodically, and at the reasonable request of IOP, Subscriber and the Licensees will identify by Internet Protocol address and domain name computers owned or controlled by them and from which persons other than Authorised Users may gain access to the Web Site (as defined in Clause 4.1) including but not limited to public access, caching and proxy servers.
4.duties of IOP
4.1.IOP will make the Publications available to the Licensees in electronic form from an Internet site or sites established by IOP on the World Wide Web (“the Web Site”) in, at a minimum, Adobe Acrobat Portable Document Format for the full text with article headers and abstracts in HTML format provided that IOP reserves the right to change such formats on giving to Subscriber no less than six months written notice prior to any such change.