WASET
Hafez, M. , Hausner, G. (2011), 'Characterization of the O.ul-mS952 Intron:A Potential Molecular Marker to Distinguish Between Ophiostoma Ulmi and Ophiostoma Novo-Ulmi Subsp. Americana', World Academy of Science, Engineering and Technology, Open Science Index 59, International Journal of Biotechnology and Bioengineering, 5(11), 715 - 723.