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Debora Silvia Hutagalung, Artha Putri Br Karo, Mutia Elviani, Andreas Panjaitan, Septri Anisa. Penguatan Pelayanan Pelanggan melalui SOP, Service Excellence, dan WhatsApp Business pada UD. Baim Florist: Penelitian. JERKIN [Internet]. 2026 Jun. 29 [cited 2026 Jul. 4];4(4):28524-30. Available from: https://jerkin.org/index.php/jerkin/article/view/7017