A. Natalia Waruwu and D. Lazuardi, “The Influence of Biodegradable Packaging and Consumer Awareness on Product Sustainability at Ascend Coffee and Tea Company: Pengaruh Kemasan Biodegradable dan Kesadaran Konsumen Terhadap Keberlanjutan Produk di Ascend Coffee and Tea Company”, IBEC, vol. 4, no. 1, pp. 258–268, Dec. 2025.