Adegbulu, Elem Daniel, and Emmanuel O. Aiyohuyin. “Correlation of Spin Parameters With the Masses and Ages of Some Barred Spiral Galaxies”. Nigerian Journal of Physics, vol. 34, no. 4, Oct. 2025, pp. 95-100, https://doi.org/10.62292/10.62292/njp.v34i4.2025.421.