Rahmattullah, and Akmaluddin. “Analisis Validitas Materi RPS Mata Kuliah Kewirausahaan Terintegrasi Spasial Budaya Berbasis Project Best Learning”. Prosiding Seminar Nasional Ilmu Pendidikan, vol. 2, no. 1, Nov. 2023, http://e-jurnal.fkip.unila.ac.id/index.php/psnip/article/view/309.