1. ASME.Boiler and pressure vessel code, 2001, section VIII, division 2, appendix 2, rules for bolted flange connections with ring type gaskets.
2. EN 1591–1:2001 E, Flanges and their joints – design rules for gasketed circular flange connections part 1: calculation method.
3. “Modern flange design”, bulletin 502;G&W Taylor-Bonney Division,1978
4. Standards of Tubular Exchanger Manufacturers Association;TEMA,1999
5. Effet de l'Espacement des Boulons Sur la Distribution des Contraintes Dans Un Assemblage À Brides Boulonnées Muni d’un Joint d'Étanchéité;Mustapha,2005