Fathimahhayati, Lina Dianati, et al. “Working Posture Analysis on Oyster Mushroom Farmers Using OWAS Method in Lempake, Samarinda, East Kalimantan”. Jurnal Ilmiah Pertanian, vol. 18, no. 1, Aug. 2021, pp. 1-11, https://doi.org/10.31849/jip.v18i1.7197.