| Author | Titles | | 1.
| Helena, Cândido José Brito Reis, 1973- | 1 | | 2.
| Helena de Freitas, 1958- | 0 | | 3.
| Author is: Freitas, Helena de, 1958- | 79 | | 4.
| Helena de Sá, 1934- | 0 | | 5.
| Author is: Sá, Helena de, 1934- | 2 | | 6.
| Helena Lapas, 1940- | 0 | | 7.
| Author is: Lapas, Helena, 1940- | 6 | | 8.
| Helena, Maria, 1913-1998 | 0 | | 9.
| Author is: Helena, Maria, pseud. | 5 | | 10.
| Helena Maria, 1937- | 0 | | 11.
| Author is: Maria, Helena, 1937 | 1 | | 12.
| Helena, Maria, activ. 1959 | 1 | | 13.
| Helena, Maria, pseud. | 5 | | 14.
| Helena Mártires, 1950- | 0 | | 15.
| Author is: Mártires, Helena, 1950- | 1 | | 16.
| Helena Rubinstein Pavilion for Contemporary Art ( Tel Aviv, Israel ) | 2 |
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