LIMA, Peru (Interstat) — Boca Juniors defeated San Lorenzo 83-77 in an Argentinian Liga A game Saturday at Polideportivo Roberto Pando. The visitors built a steady lead through three quarters before withstanding a late surge. San Lorenzo outscored Boca Juniors 30-23 in the final period but could not overcome the deficit. With the result, Boca Juniors improved its season record to 21-17. San Lorenzo fell to 13-18. Key performances for the winning side included center Francisco Caffaro, while San Lorenzo was led by shooting guard Augusto Alonso. The teams are scheduled to meet again in a rematch on April 17.