(1)
Pradiko, I.; Ginting, E. N.; Darlan, N. H.; Winarna, W.; Siregar, H. H. CORRELATION BETWEEN RAINFALL PATTERN AND OIL PALM PERFORMANCE IN SUMATRA AND BORNEO ISLAND DURING EL NIÑO 2015. J. Penelitian Kelapa Sawit 2016, 24, 87-96.