
1.		The role of visa exemption in Chinese tourists' decision-making: a model of goal-directed behavior / Hakjun Song [et al.] Resp- Sec.: Song, Hakjun Lee, Choong-Ki Reisinger, Yvette Xu, Hai-Lan
2.		Study on visa facilitation in the silk-road countries / World Tourism Organization Data Publicação: 2001 Col.autor: OMT
3.		DECRETO-LEI Nº 199/2001
4.		DECRETO-LEI Nº 00267/89
5.		PORTARIA Nº 00033/89
6.		DECRETO-LEI Nº 00438/88
7.		Rapport explicatif du projet de convention de Budapest visant a faciliter les voyages et les sejours touristiques / Organisation Mondiale du Tourisme Data Publicação: 1988 Col.autor: OMT
8.		DECRETO-LEI Nº 00398/87
9.		Voyages a l'étranger formalités de frontiéres / Organisation Mondiale du Tourisme Data Publicação: 1986 Col.autor: OMT
10.		AVISO, DE 11 DE JULHO DE 1975