Palm Oil Engineering Bulletin No.108 (July - Sept 2013) p11-16
Palm Oil Mill OER and Total Oil Losses
Othman Walat and Ng Say Bock

Palm Oil Engineering Bulletin No.107 (Apr - June 2013) p35-36
Datasheet : Palm Oil Mill Carbon Dioxide Production Rate: Ready Reckoner, Chart and Equation
N Ravi Menon