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*Levelton Consultants Limited. 2008. [http://onlinepubs.trb.org/Onlinepubs/nchrp/nchrp_rpt_577.pdf Guidelines for the selection of snow and ice control materials to mitigate environmental impacts]. National Cooperative Highway Research Program, American Association of State Highway, and Transportation Officials, Vol. 577. Transportation Research Board. Washington, DC. | *Levelton Consultants Limited. 2008. [http://onlinepubs.trb.org/Onlinepubs/nchrp/nchrp_rpt_577.pdf Guidelines for the selection of snow and ice control materials to mitigate environmental impacts]. National Cooperative Highway Research Program, American Association of State Highway, and Transportation Officials, Vol. 577. Transportation Research Board. Washington, DC. | ||
*Lewis, Michael A., and W. Wang. 1997. ''Water quality and aquatic plants''. Plants for Environmental Studies. CRC Lewis Publishers, New York 141-175. | *Lewis, Michael A., and W. Wang. 1997. ''Water quality and aquatic plants''. Plants for Environmental Studies. CRC Lewis Publishers, New York 141-175. | ||
− | *Local Road Research Board. 2012. [http://www.lrrb.org/media/reports/200501REV.pdf Minnesota Snow and Ice Control: Field Handbook for Snowplow Operators]. Second Revision. | + | *Local Road Research Board. 2012. [http://www.lrrb.org/media/reports/200501REV.pdf Minnesota Snow and Ice Control: Field Handbook for Snowplow Operators]. Second Revision. |
+ | *C.E. Locke, K.J. Kennelley, and M.D. Boren. 1987. TRR (J. Transp. Res. Board) 1113:(1):30-38. | ||
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