Reliefkarte Nepal. Relief map of Nepal. Carte du Népal avec relief. Carta del Nepal con rilievo ... Masstab ... 1:1,408,000 / 
Ebster, F.(Fritz)
Berne :  Kümmerly & Frey, 
[1969]
With: Report on the Geological Survey of Nepal by T. Hagen. Vol. 1. Preliminary reconnaissance.