Palm Oil Engineering Bulletin No.85 (Oct - Dec 2007) p27, 33-37
Welding technology for good milling practice: module 3 – welding equipments and welding defects
NARAYANAN, S.P

Palm Oil Engineering Bulletin No.83 (Apr - June 2007) p18-22
Welding technology for good milling practice : module 1 : safety and health in welding environment
NARAYANAN, S.P.

Palm Oil Engineering Bulletin No.77 (Oct - Dec 2005) p11-17
Reclamation technology applied to the palm oil industry
NARAYANNAN, Umn

Palm Oil Engineering Bulletin No.74 (Jan - Mar 2005) p23-25
Reclamation welding technology – Part I: wear factors
NARAYANNAN, Umn , RAVI MENON, N