the concept of energy security has been changed into one of the key and controversial concepts in international relations and energy economy in the recent years. the literature of this concept has more developed in europe. because, european countries supply their major needs by imports. hence, russia as one of the main energy suppliers of europe :union: uses leveraging energy for closer to euro...

introduction: self-assessment in healthcare is inevitable, like in all other sections. scarce resources, necessity of performance refining, vitality of provided services and quality of services are evidence for necessity of having a proper system of self-assessment of performance in this area. hence, the purpose of present study was to study areas of improvement based on european foundation for...

emergence of any literary movement, whether poetry or prose, needs a suitable environment. appearance of epic among the greek and the iranian implies this fact that birth of each literary phenomenon is impossible in vaccum atmosphere, but they need special circumstances and means for their development and evolution. movement of free verse developing in arabic lands was in fact reaction to artis...

the effect of european black alder (alnus glutinosa l.) on the contents of carbon and nitrogen,exchangeable base cations, and plant available forms of phosphorus in the reclaimed mine soils formed bywaste deposition from opencast lignite mines was researched in central serbia. it was concluded that thegreatest part of dead organic residues reaching the soil under european black alder monocultur...

in this paper we consider the european continuous installment call option. then  its linear complementarity formulation is given. writing the resulted problem in variational form, we prove the existence and uniqueness of its weak solution. finally finite element method is applied to price the european continuous installment call option.

this essay tries to use armchair studies and photograph comparing for indicating the influence of political and cultural relations between west and east countries directly and indirectly and the role of iranian king in his territory about iranian photography including the different approaches obtainment between iranian and european photographers about taking photos from iran through the qajar e...