Yadav, S. K., Chaubey, S. K., & Suthar, D. L. (2017). Some geometric properties of η− Ricci solitons and gradient Ricci solitons on (𝑙𝑐𝑠)𝑛−manifolds. CUBO, A Mathematical Journal, 19(2), 33–48. https://doi.org/10.4067/S0719-06462017000200033