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CUSIP NO. 784028 10 2 13G Page 16 of 17 Pages
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EXHIBIT A TO SCHEDULE 13G
Agreement Relating to the Filing of
Joint Statements Pursuant to Rule 13d-1(f)
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Pursuant to Rule 13d-1(f)(1)(iii) of the General Rules and Regulations
of the Securities Exchange Act of 1934, as amended, the undersigned agree that
the Schedule 13G to which this Exhibit is attached is filed on their behalf in
the capacities set out herein below.
Dated: February 3, 1998
CODE, XXXXXXXX & XXXXXXX
LIMITED PARTNERSHIP
By: CHS MANAGEMENT LIMITED
PARTNERSHIP, its general
partner
By: /s/ XXXXXX X. CODE
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Xxxxxx X. Code
Its: General Partner
CHS MANAGEMENT LIMITED
PARTNERSHIP
By: /s/ XXXXXX X. CODE
------------------------
Xxxxxx X. Code
Its: General Partner
/s/ XXXXXX X. CODE
-------------------------
Xxxxxx X. Code
/s/ XXXXXX X. XXXXXXXX
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Xxxxxx X. Xxxxxxxx
/s/ XXXXX X. XXXXXXX
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Xxxxx X. Xxxxxxx
