| Author | Titles | | 1.
| Costa, Helder, 1939- | 1 | | 2.
| Costa, Hélder Mateus Pereira da, 1939- | 0 | | 3.
| Author is: Costa, Helder, 1939- | 1 | | 4.
| Costa, Helena Silva, 1968- | 1 | | 5.
| Costa, Helouise | 2 | | 6.
| Costa, Henrique | 1 | | 7.
| Costa, Henrique Alves | 1 | | 8.
| Costa, Henrique Feijó da, 1842-1864 | 2 | | 9.
| Costa, Herman, 1944- | 1 | | 10.
| Costa, Hernani | 1 | | 11.
| Costa, Hernani da | 1 |
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