European Commission. (1996). Commission regulation (EEC) no. 4261/88 of 16 December 1988 on the complaints, applications and hearings provided for in Council regulation (EEC) no. 3975/87 laying down the procedure for the application of the rules on competition to undertakings in the air transport sector: Provisional, unrevised texts : 11 languages. Luxembourg: Office for Official Publications of the European Communities.

European Commission. Commission Regulation (EEC) No. 4261/88 of 16 December 1988 On the Complaints, Applications and Hearings Provided for in Council Regulation (EEC) No. 3975/87 Laying Down the Procedure for the Application of the Rules On Competition to Undertakings in the Air Transport Sector: Provisional, Unrevised Texts : 11 Languages. Luxembourg: Office for Official Publications of the European Communities, 1996.

European Commission. Commission Regulation (EEC) No. 4261/88 of 16 December 1988 On the Complaints, Applications and Hearings Provided for in Council Regulation (EEC) No. 3975/87 Laying Down the Procedure for the Application of the Rules On Competition to Undertakings in the Air Transport Sector: Provisional, Unrevised Texts : 11 Languages. Luxembourg: Office for Official Publications of the European Communities, 1996.