| Verfasser | Häufigkeit |
| Firpo, Massimo 1946- |
90 |
| Firpo, Marina |
11 |
| Biferali, Fabrizio 1972- |
5 |
| Addante, Luca 1970- |
4 |
| Buonocore, Marco |
4 |
| Firpo, Giulio |
4 |
| Marcatto, Dario 1954- |
4 |
| Pagano, Sergio 1948- |
3 |
| Burleigh, Patrick ca. 20. Jh |
2 |
| Chan, Gemma 1982- |
2 |
| Davis, Ben 1961- |
2 |
| Djawadi, Ramin 1974- |
2 |
| Firpo Marty, Orlando 1931- |
2 |
| Firpo, Kaz ca. 20. Jh |
2 |
| Firpo, Luigi 1915-1989 |
2 |
| Firpo, Ryan ca. 20. Jh |
2 |
| Madden, Richard 1986- |
2 |
| Maifreda, Germano 1969- |
2 |
| Mongini, Guido |
2 |
| Mongini, Guido 1964- |
2 |