Roderich Ptak

Savoirs

The Northern Trade Route to the Spice Islands : South China Sea - Sulu Zone - North Moluccas (14th to early 16th century) - article ; n°1 ; vol.43, pg 27-56

Roderich Ptak

Savoirs

Südostasiens Meere nach chinesischen Quellen (Song und Yuan) - article ; n°1 ; vol.56, pg 5-30

Roderich Ptak

Savoirs

Macao and its harbour : projects planned and projects realized (1883-1927) - article ; n°1 ; vol.78, pg 297-316

Peter Haberzettl, Roderich Ptak

Savoirs

Hormuz in Yuan and Ming sources - article ; n°1 ; vol.88, pg 27-75

Roderich Ptak, Ralph Kauz

Savoirs

Yuan and Early Ming Notices on the Kayal Area in South India - article ; n°1 ; vol.80, pg 137-156

Roderich Ptak