| Verfasser | Häufigkeit |
| Petras, James F. 1937- |
9 |
| Morley, Morris |
5 |
| Petras, Maximilian |
5 |
| Bingelis, Petras 1943- |
4 |
| Harmon, Brendan |
4 |
| Mitasova, Helena |
4 |
| Petras, Maria Bonifacia |
4 |
| Petras, Vaclav |
4 |
| Petrasova, Anna |
4 |
| Petráš, Milan |
4 |
| Valentiner, Dana-Sophia |
4 |
| Domarkas, Juozas 1936- |
3 |
| Kauno Valstybinis Choras |
3 |
| Maldeikis, Petras 1904-1993 |
3 |
| Meltzer, Bernard N. |
3 |
| Petras, John W. |
3 |
| Petras, Maria Bonifatia 1874- |
3 |
| Reynolds, Larry T. |
3 |
| Cvirka, Petras 1909-1947 |
2 |
| Hahn, Lisa 1989- |
2 |