Lambe, T. William
Soil testing for engineers
John Wiley & Sons, 1951
 Buku Teks SO
Bishop, Alan W
The measurement of soil properties in the triaxial test/Alan W Bishop, D.J.Henkel
Edward Arnold (Publishing) LTD, 1982
 Buku Teks SO
Cholida Firdaus Muhandasa
Estimasi kelembaban tanah di daerah aliran Ci Leungsi hulu = Estimation of soil moisture in Ci Leungsi hulu watershed
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2015
 UI - Skripsi Membership
Agung Hermawanto
Variasi kelembaban tanah Kota Metro pada tahun 2000 dan 2013 = Soil moisture variation of Metro City in 2000 and 2013
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2015
 UI - Skripsi Membership
Unsaturated soil
ASCE, 1993
 Buku Teks SO