The scientific magazines operate in line with the type of line agency. 2. The revenues of the line agency are: a) The revenues allocated by the press line agency; b) The revenues from selling newspapers and right to see the journalistic products, advertisements, exchange and sale of copyright of contents; c) The revenues from business activities and services of the press agencies and theor subordinate units;  d) The revenues from the legal assistance of domestic and foreign organizations and individuals. Article 22. Representative office and resident reporter of press agency 1. Conditions for representative office: a) Having office to works as representative office; b) The head of the representative office must have the press card issued by the press agency having its representative office and must not be disciplined from the form of reprimand or heavier as stipulated by the law on public servants and officials and the law on labor within 01 year by the time of opening of the head office. 2. The resident reporter independently operating must have the press card issued by the press agency which sends its resident reporter and must not be disciplined from the form of reprimand or heavier as stipulated by the law on public servants and officials and the law on labor within 01 year by the time of resident reporter appointment. 3. 15 days before operation, the press agency meeting the conditions and wishing to open its representative office in the province and centrally-run city shall send its dossier directly or by post to the provincial People’s Committee where the press agency has its representative office. The dossier includes: a) The document sent to the provincial People’s Committee concerning the opening of representative office must have the approval from the press line agency. b) The copy of press operation permit has the certification of the press agency or the copy enclosed with the original for comparison; c) Documents evidencing the satisfaction of conditions specified under Point a, Clause 1 of this Article; d) List of personnel of representative office; dd) Résumé, copy of press card of the head of representative office, résumé of resident reporter of the representative office with the certification of the press agency or the copy enclosed with the original for comparison; e) Documents defining the duties, powers and responsibilities of the representative office.