“Application of Pentuple Bottom Line (PBL) As a Learning Model in Business Feasibility and Business Sustainability Study in SMEs Griya Madukara Malang City”. Ekonika : Jurnal Ekonomi Universitas Kadiri, vol. 10, no. 2, Sept. 2025, pp. 408-24, https://doi.org/10.30737/ekonika.v10i2.6644.