Eminent Argentinian pianist, Mirian Conti, makes her Boston debut with a fascinating program of world premieres by fellow Argentinian Lalo Schifrin, works from her forthcoming CD, Children’s World, and works by Chopin, Poulenc, and Mompou. Playing with trademark warmth and virtuosity, Conti has performed worldwide and has released dozens of acclaimed CDs featuring works by American and Spanish composers.