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EXHIBIT L
JOINT FILING AGREEMENT
The undersigned each agree that (i) the amendment to Schedule 13D (the
"Amendment") relating to the common stock, par value $0.01 per share, of Brigham
Exploration Company has been adopted and filed on behalf of each of them, (ii)
all future amendments to such Amendment will, unless written notice to the
contrary is delivered as described below, be jointly filed on behalf of each of
them, and (iii) the provisions of Rule 13d-1(k)(1) under the Securities Exchange
Act of 1934 apply to each of them. This agreement may be terminated with respect
to the obligation to jointly file future amendments to such Amendment as to any
of the undersigned upon such person giving written notice thereof to each of the
other persons signatory hereto, at the principal office thereof.
EXECUTED as of November 6, 2000
SHELL CAPITAL INC.
By: /s/ R. W. LEFTWICH
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Name: R. W. Leftwich
Title: President
SHELL OIL COMPANY
By: /s/ R. W. LEFTWICH
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Name: R. W. Leftwich
Title: Treasurer
SHELL PETROLEUM INC.
By: /s/ R. W. LEFTWICH
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Name: R. W. Leftwich
Title: Assistant Treasurer
