1. Abramovitch, Freedman, Henry, & Van Brunschot (1995): Study 1
2. Abramovitch, Freedman, Henry, & Van Brunschot (1995): Study 2
3. Abramovitch, Freedman, Henry, & Van Brunschot (1995): Study 5A
4. Abramovitch, Freedman, Henry, & Van Brunschot (1995): Study 5B
5. Abramovitch, Freedman, Thoden, & Nikolich (1991)