References
- Rozengart , Yu I . ‘Equipment for producing bimetallic pipes by diffusion bonding.’ Author's Cert. No. 694325, USSR, IPC V 23 K 19/00, Byul Izobr No. 40, Published 30.10.79
- Ostrenko , V Ya . ‘A method of producing multi-layer cylindrical components.’ Author's Cert. No. 460145, USSR, IPC V 23 K 19/00, Byul Izobr No. 6, Published 15.02.75