“The Effect of Monomers Molar Ratio on Degree of Absorptivity of Poly (AAc - Co -AAm) As a Super Absorbent Polymer in Different Aqueous Solutions ”. Journal of Pure & Applied Sciences , vol. 19, no. 3, Sept. 2020, pp. 23-27, https://doi.org/10.51984/jopas.v19i3.792.