Student Name: ___________________________________________________ ID#: ___________________________________________________ Degree: ___ Bachelor's ___ Master's ___ Doctorate Document Type: ___ Project Report ___ Thesis ___ Dissertation Document Title: ___________________________________________________ ___________________________________________________ ___________________________________________________

Student Agreement:

I hereby certify that, if appropriate, I have obtained and attached hereto a written permission statement from the owner(s) of each third party copyrighted matter to be included in my thesis, dissertation, or project report, allowing distribution as specified below.

I hereby grant to Virginia Tech and its agents the non-exclusive license to archive and make accessible, under the conditions specified below, my thesis, dissertation, or project report in whole or in part in all forms of media, now or hereafter known. I retain all ownership rights to the copyright of my work. I also retain the right to use all or part of this thesis, dissertation, or project report in future works (such as articles or books).

Student and Committee Agreement:

Part A. In addition to the unrestricted display of the bibliographic information and the abstract, we agree that the above mentioned work be placed in the ETD archive with the following status: (choose one of 1, 2, 3, or 4)

___ 1. Release the entire work immediately for access worldwide. ___ 2. Restrict access to the entire work to Virginia Tech, except for interlibrary sharing. After two years release my work worldwide unless you receive in writing a request from me to continue restricted access. ___ 3. Secure the entire work (including bibliographic information and the abstract) from any access for patent and/or proprietary purposes for a period of two years. During this period I, the copyright owner, also agree not to exercise my ownership rights, including public use in future works, without prior authorization from Virginia Tech. After two years release my work worldwide unless you receive in writing a request from me to continue withholding access. ___ 4. Release the entire work for Virginia Tech access only, except for interlibrary sharing, while at the same time releasing the following parts of the work only (e.g., because other parts relate to publications) for worldwide access (check all that apply or provide an attached list): ___ (no.) Files named as follows (i.e., separate PDF or multimedia files): ________________________________________________ ________________________________________________ ________________________________________________

Review and Acceptance:

The above mentioned document has been reviewed and accepted by the student's advisory committee. The undersigned agree to abide by the statements above, and agree that this Approval Form updates any and all previous Approval Forms submitted heretofore.

Signed: ____________________________________ ________________ (student) (date) Committee: ____________________________________ ________________ ____________________________________ ________________ ____________________________________ ________________ ____________________________________ ________________ ____________________________________ ________________ (committee member) (date)

19980105 (GMc)