1. Ali, H.: Biodegradation of synthetic dyes - a review. Water Air Soil Pollut. 213(1–4), 251–273 (2010)
2. Sanmuga Priya, E., Senthamil Selvan, P.: Water hyacinth (Eichhornia crassipes) - a efficient and economic adsorbent for textile effluent treatment - a review. Arab. J. Chem. 10(2), 3548–3558 (2014)
3. Buasri, A., Chaiyut, N., Tapang, K., Jareonsin, S., Panphrom, S.: Biosorption of heavy metals from aqueous solutions using water hyacinth as a low cost biosorbent. Civ. Environ. Res. 2(2), 17–24 (2012)
4. Litefti, K., Freire, M.S., Stitou, M., González-Álvarez, J.: Adsorption of an anionic dye (Congo red) from aqueous solutions by pine bark. Sci. Rep. 9(1) (2019)
5. Sheng, J., Xie, Y., Zhou, Y.: Adsorption of methylene blue from aqueous solution on pyrophyllite. Appl. Clay Sci. 46(4), 422–424 (2009)