Sofjan Assauri
Operational strategic: lean operation process
Rajawali Pers, 2014
 Buku Teks
Kenny Tiaksa
Usulan solusi dalam meningkatkan kualitas pembuatan polis asuransi di asuransi xyz dengan menggunakan metode lean six sigma = Solution proposal in quality improvement on creating insurance policy in xyz insurance using lean six sigma method
Fakultas Teknik Universitas Indonesia, 2007
 UI - Skripsi Membership
Rüttimann, Bruno G.
Transactional Lean: Preparing for the Digitalization Era: A Systematic Approach to Industrialize Office Processes
Springer Cham, 2019
 eBooks
Schonberger, Richard John
Best practices in lean six sigma process improvement: a deeper look
John Wiley & Sons, 2008
 Buku Teks
Performance improvement for healthcare : leading change with lean, Six sigma, and constraints management
Bahadir Inozu, Dan Chauncey, Vickie Kamataris, Charles Mount
McGraw-Hill, 2012
 Buku Teks