| Title | Journal | Journal Categories | Citations | Publication Date |
|---|---|---|---|---|
| Title | 1990 | |||
| Handbook of Development Economics | 1988 | |||
| Unit roots and smooth transitions | 1995 | |||
| Suid-Afrka se Nasionale Rekeninge (Bylaag tot die Suid-Afrikaanse Reserwebank Kwartaalblad) | 1994 | |||
| Money and Capital in Economic Development | 1973 |