Damayanti, D. D. “Strategies to Improve Customer Satisfaction in Kusuma Persada Utama in Lamongan District (a Strategy to Increase Customer Satisfaction at PT. Kusuma Persada Utama in Lamongan Regency)”. Enrichment : Journal of Management, Vol. 11, no. 1, Novembe, Nov. 2020, pp. 109-12, doi:10.35335/enrichment.v11i1, Novembe.45.