“The Effect of Concentration Areca Seed Extract (Areca Catechu L.) on Physicochemical and Sensory Properties of Pineapple Juice (Ananas Comosus L. Merr) As a Functional Beverages” (2022) Indonesian Food Science and Technology Journal, 5(2), pp. 49–56. doi:10.22437/ifstj.v5i2.17303.