1. K. R.Wichman A. G.Hopper J. L.Mershon WRC Bulletin 107: Local Stresses in Spherical and Cylindrical Shells due to External Loadings Welding Research Council Shaker Heights OH1965.
2. J. L.Mershon K.Mokhtarian G. V.Ranjan E. C.Rodabaugh WRC Bulletin 297: Local Stresses in Cylindrical Shells due to External Loading on Nozzles – Supplement to WRC No. 107 (Revision 1) Welding Research Council Shaker Heights OH1984.
3. D. A.Osage T. N.Chiasson M. E.Buchheim D. A.Samodell D. E.Amos M.Straub WRC Bulletin 537: Precision Equations and enhanced Diagrams for Local Stresses in Spherical and Cylindrical Shells due to external Loadings for Implementation of WRC Bulletin 107 Welding Research Council Shaker Heights OH2010.
4. Nozzles—on external loads and internal pressure
5. DIN EN 13445‐3 Unbefeuerte Druckbehälter – Teil 3: Konstruktion Beuth Verlag Berlin2018.