URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/the-effect-of-enso-on-seasonal-rainfall-using-the-monte-carlo-bootstrap-method-in-the-southern-part-of-java--indonesia-dcfcd07e645d245babe887e5e2daa016/ebec0a1b-be51-11ee-abf0-e4434b0aade8