| Author | Titles | | 1.
| Ruhs, August | 1 | | 2.
| Rui, Alberto | 1 | | 3.
| Rui, Angela | 1 | | 4.
| Rui Athouguia, 1917-2006 | 0 | | 5.
| Author is: Atouguia, Rui, 1917-2006 | 25 | | 6.
| Rui Atouguia, 1917-2006 | 0 | | 7.
| Author is: Atouguia, Rui, 1917-2006 | 25 | | 8.
| Rui Belo design&Print | 1 | | 9.
| Rui Belo design&print (Firma de Design) | 1 | | 10.
| Rui Carvalho Design (Firma de Design) | 1 | | 11.
| Rui Chafes, 1966- | 0 | | 12.
| Author is: Chafes, Rui, 1966- | 42 | | 13.
| Rui Cunha Foundation | 1 |
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