Multi-objective optimization of wear parameters of hybrid composites (LM6/B4C/fly ash) using grey relational analysis. - Rubi, Charles Sarala; Prakash, Jayavelu Udaya; Juliyana, Sunder Jebarose; Salunkhe, Sachin; Cep, Robert; Nasr, Emad Abouel (PLoS ONE, 2025)