Ratnasari, A., I. S. Mohamed, and N. Mohamed. “RETURN POLICY AS A RISK REDUCTION MECHANISM IN E-COMMERCE: INTEGRATING SIGNALLING THEORY WITH PRE AND POST-PURCHASE PERSPECTIVES”. ADVANCED INTERNATIONAL JOURNAL OF BUSINESS, ENTREPRENEURSHIP AND SME’S (AIJBES), vol. 8, no. 29, Sept. 2026, pp. 860-76, doi:10.35631/AIJBES.829048.