| | Central Bank of Nigeria: Economic And Financial Review. Vol.32, No.3, Sep 1994 |
| | Nigerian Financial Review. Vol.5N0.1&2,1992 |
| | Central Bank of Nigeria, Jun 1995 |
| | Central Bank of Nigeria Briefs, 2002 - 2003 |
| | Central Bank of Nigeria: Economic And Financial Review. Vol.33, No.1, Mar 1995 |
| | Central Bank of Nigeria: Economic And Financial Review. Vol.34, No.3, Sep 1996 |
| | Central Bank of Nigeria: Economic And Financial Review. Vol.30, No.1, Mar 1992 |
| | Central Bank of Nigeria Briefs, Jun 1998 |
| | Nigerian Financial Review. Vol.4N0.1,1991 |
| | Central Bank of Nigeria:Economic And Financial Review. Vol.31, No.4, Dec 1993. |