temperature in the parameterisation of solar solar radiation to sunshine. Agric Meteorol 1978; radiation in Nigeria. Ren En 1995; 6:751-763. 19:243-252. Ogolo EO, Evaluating the performance of some Skeiker K. Correlation of global solar radiation predictive models for estimating global solar with common geographical and metrological radiation across varying climatic conditions in parameters for Damascus province, Syria. Nigeria. India J of Radio & Space Physics 2010; Energy Convers Mange 2006; 47:331-345. 39:121-131. Swartman RK, Ogunlade O. Solar radiation Ojosu JO, Komolafe LK. Models for estimating estimates from common parameters. Sol Energy solar radiation availability in south western 1967; 11:170-172. Nigeria. Nig J Sol Energy 1987; 6:69-77. Tahas S V, Ristoiu D, Cosma C. Trends of the Okogbue EC, Adedokun JA. Improving the global solar radiation and air temperature in estimation of global solar radiation over Ondo in Cluj-Napoca, Romania (1984–2008). Romanian southwestern Nigeria. Nig J of Physics 2003; J in Physic 2006; 56: 5(6):784-789. 15:20-31. Umoh MD, Udo SO, Udoakah YON. Estimation Raja IA, Twidell JW. Distribution of global of global solar radiation on horizontal surface insolation over Pakistan. Sol Energy 1990a; from sunshine hours and other metrological 44:63-71. parameters for Calabar, Nigeria. J of Asian Sci Raja IA, Twidell JW. Diurnal variation of global Res, 2013; 3(11):1083-1089. insolation over five locations in Pakistan. Sol Wansah JF, Udounwa AE, Mee AU, and Emah Energy 1990b; 44:73-76. JB. Comparison of sunshine based models for Rehman S, Halwani T. Global solar radiation estimating global solar radiation in Uyo, Nigeria. estimation. Renew Energy 1997; 12:369-85. New York Sc J 2014; 7(12):60-65. Rietveld M. A new method for estimating the regression coefficients in the formula relating 12/03/2016
temperature in the parameterisation of solar radiation in Nigeria. Ren En 1995; 6:751-763. Ogolo EO, Evaluating the performance of some predictive models for estimating global solar radiation across varying climatic conditions in Nigeria. India J of Radio & Space Physics 2010; 39:121-131. Ojosu JO, Komolafe LK. Models for estimating solar radiation availability in south western Nigeria. Nig J Sol Energy 1987; 6:69-77. Okogbue EC, Adedokun JA. Improving the estimation of global solar radiation over Ondo in southwestern Nigeria. Nig J of Physics 2003; 15:20-31. Raja IA, Twidell JW. Distribution of global insolation over Pakistan. Sol Energy 1990a; 44:63-71. Raja IA, Twidell JW. Diurnal variation of global insolation over five locations in Pakistan. Sol Energy 1990b; 44:73-76. Rehman S, Halwani T. Global solar radiation estimation. Renew Energy 1997; 12:369-85. Rietveld M. A new method for estimating the regression coefficients in the formula relating solar radiation to sunshine. Agric Meteorol 1978; 19:243-252. Skeiker K. Correlation of global solar radiation with common geographical and metrological parameters for Damascus province, Syria. Energy Convers Mange 2006; 47:331-345. Swartman RK, Ogunlade O. Solar radiation estimates from common parameters. Sol Energy 1967; 11:170-172. Tahas S V, Ristoiu D, Cosma C. Trends of the global solar radiation and air temperature in Cluj-Napoca, Romania (1984–2008). Romanian J in Physic 2006; 56: 5(6):784-789. Umoh MD, Udo SO, Udoakah YON. Estimation of global solar radiation on horizontal surface from sunshine hours and other metrological parameters for Calabar, Nigeria. J of Asian Sci Res, 2013; 3(11):1083-1089. Wansah JF, Udounwa AE, Mee AU, and Emah JB. Comparison of sunshine based models for estimating global solar radiation in Uyo, Nigeria. New York Sc J 2014; 7(12):60-65. 12/03/2016
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