N. imanita Handayani, “Pengaruh Gaya Kepemimpinan dan Lingkungan Kerja Nonfisik terhadap Prestasi Kerja Karyawan Divisi Collection PT Smartec Teknologi Indonesia: The Influence of Leadership Style and Non-Physical Work Environment on the Work Performance of Employees of the Collection Division PT Smartec Teknologi Indonesia”, JMAEKA, vol. 3, no. 2, pp. 1046–1051, Oct. 2026.