G. A. Hay

Comparison of photovoltaics with solar thermal trough electric systems as a central station utility resource in the 1990s

D. S. Shugar, D. Kearney, J. M. Eyer, 1991, The Conference Record of the Twenty-Second IEEE Photovoltaic Specialists Conference - 1991.

Supported bis(peralkylindenyl)metallocene catalysts for slurry phase ethylene polymerisation

D. O′Hare, Z. R. Turner, G. A. Hay, 2016 .

EFFECT OF SOURCE , RATE AND APPLICATION TIME OF NITROGEN FERTILIZER ON SUGAR BEET

G. A. Hay, M. Elsonbaty, E. Nemeat–Alla, 2012 .

EFFECT OF WATER IRRIGATION QUANTITY AND COMPOST RATES ON SOME WHEAT VARIETIES UNDER SANDY SOIL CONDITIONS OF WEST DELTA REGION CONDITIONS.

G. A. Hay, M. Hager, M. Hassanien, 2012 .