introduction selection of the clear and transparent index for the precipitation using long-term homogeneous data is an important point for the researchers. several investigations have led to different indices for heavy rainfall. in some cases the specific amount of precipitation was used for heavy rainfall (rahimzadeh, 2005; masoodian, 2008; kamiguchi et al., 2006), e.g. alijani (2002) has sugg...

trauma is the fourth cause of death at all age groups with socio-economic costs which caused more than 6 million deaths in the world in 2000. despite promising trend in improving many aspects of health case and treatment in the last decade in our country, little attention has been paid to the subject of registering trauma on an international standard. effective practical research specially in q...

This article aims to formulate proposals for regulatory bodies whose implementation would ensure the effective introduction of civil circulation into electronic signatures, with minimal costs economic entities. While signatures have been widely discussed in academic literature, there are still gaps understanding similarities and differences between handwritten functional specifics relationship ...