1. Abdullateef RA, Osman M. (2011). Effects of visible light wavelengths on seed germinability in Stevia rebaudiana Bertoni. Int. J. Biol. 2011, 3, 83.
2. Abu-Elsaoud Abdelgaphafar M, Tuleukhanov, Can ST. (2013). He-Ne laser induce changes in oxidative stress and antioxidant activities of wheat cultivars from Kasakhstan and Egypt? Sci. Int. 2013, 1, 39–50.
3. Effect of phosphorus application and Rhizobium inoculation on two cultivars of alfalfa: 2. Growth and nodulation;Abuswar AO;Univ Khartoum J Agricultural Sci,1997
4. Achauer BM, Vanderkam VM, Berns MW. Lasers in plastic surgery and dermatology. New York: Thieme Medical Publishers Inc; 1992. p. 206. ).
5. Thermal effects of laser irradiation on maize seeds;Aguilar CH;Int Agrophys,2015