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and Agreements)"></a> <div class="serie_num"><b>WMO-No. 15</b></div> </div> </div> <div class="navlist_content"> <a class="link_to_long_notice" href="/records/item/48992-basic-documents-no-1-convention-general-regulations-staff-regulations-financial-regulations-and-agreements?offset=1"> <h2>Basic Documents No. 1<br></h2> <h2>Basic Documents No. 1 (Convention, General Regulations, Staff Regulations, Financial Regulations and Agreements)<br></h2> <h3></h3> </a> <div class="item-list-table"> <dl class="item-list"><dt>Author(s)</dt><dd>World Meteorological Organization (WMO)</dd></dl>2023 (2023 edition)<dl class="item-list"><dt>Languages</dt><dd class=""><b><a href="/idurl/4/48992?offset=1">English</a></b>, <a href="/idurl/4/41991?language_id=&offset=1">Arabic</a>, <a href="/idurl/4/53948?language_id=&offset=1">French</a>, <a href="/idurl/4/42426?language_id=&offset=1">Russian</a>, <a href="/idurl/4/59423?language_id=&offset=1">Spanish</a>, <a 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