Analisa pengaruh penambahan rambut dan serat pisang terhadap nilai minor losses pada pipa spiral lengkung = Effect of hair and banana fiber addition to minor losses value in curve helical pipe

Pengaruh serat sekam padi terhadap koefisien gesek aliran dalam pipa spiral = The influence of rice husk fibers toward spiral pipe flow friction coefficient

Pengaruh serat bambu terhadap kekuatan tarik dan lengkung komposit polyester/serat bambu haur hejo = The Effect of bamboo fiber on haur hejo bamboo fiber/polyester composite tensile strength and bending

Pengaruh nata de coco terhadap drag reduction dan degradasi pada aliran pipa spiral segi lima = The influence of nata de coco on drag reduction and degradation in the pentagon spiral pipe flow

Kerugian koefisien pipa lengkung aliran lumpur Lapindo pada pipa spiral lengkung