“MULTI-LEVEL MARKETING AGREEMENT WITH ITS MEMBERS AT PT NATURA PRIMA BEAUTY BASED ON FATWA NO. 75/DSN-MUI/VII/2009”, Al-Mudharabah, vol. 6, no. 2, pp. 402–418, Aug. 2025, doi: 10.22373/al-mudharabah.v6i2.8362.