Ardianto, Yusaq Tomo. “STRATEGI NEW PRODUCT DEVELOPMENT (NPD-PROCESS) PADA PERUSAHAAN MANUFAKTUR YANG BERBASIS INOVASI”. Jurnal Ekonomi Modernisasi 5, no. 1 (February 10, 2009): 70–81. Accessed December 6, 2025. http://ejournal.unikama.ac.id/index.php/JEKO/article/view/250.