| Verfasser | Häufigkeit |
| Erickson, Milton H. 1901-1980 |
21 |
| Rossi, Ernest Lawrence 1933-2020 |
18 |
| Erickson, Andrew S. 1979- |
9 |
| Rossi, Sheila L. |
9 |
| Erickson, Clifford E. 1907- |
6 |
| Erickson, Leif 1911-1986 |
6 |
| Erickson, Steve 1950- |
6 |
| Nepstad, Sharon Erickson |
6 |
| Nepstad, Sharon Erickson 1964- |
6 |
| Erickson, Stephen A. |
5 |
| Egeland, Byron R. 1938- |
4 |
| Erickson, G. Scott |
4 |
| Erickson, Gregory |
4 |
| Erickson, Martha Farrell |
4 |
| Erickson, Paul 1959- |
4 |
| Hofmeister, Bernd |
4 |
| Hofmeister, Sally |
4 |
| Rossi, Sheila I. |
4 |
| Singer, Merrill 1950- |
4 |
| Smith, Glenn E. |
4 |