Vertical transportation : elevators and escalators

Elevator traffic handbook : theory and practice

Pengembangan algoritma ukuran batch dalam pemesanan kebutuhan bahan baku perusahaan manufaktur eskalator dan lift = Batch sizes algorithm development in ordering raw materials for escalators and elevators manufacturing company

Pengembangan Pedoman Pengadaan Dan Pemasangan Elevator Berbasis Risiko Untuk Meningkatkan Kinerja Waktu = Development of Guidelines for Procurement and Installation of Risk-Based Elevators to Improve Time Performance

Electric lifts; a manual on the current practice in the design, installation, working, and maintenance of lifts / by Phillips R. S.