Ø§Ø¨Ø±Ø§Ù‡ÙŠÙ…, Ø., ÙƒØ§Ø¸Ù…, Ø., & Ø¬Ø§Ø³Ù…, Ø. 2018 Oct 10. "Ø¯Ø±Ø§Ø³Ø© ØªØ£Ø«ÙŠØ± Ù…Ù‚Ø§ÙˆÙ…ÙŠØ© Ø§Ù„Ø´Ø±ÙŠØØ© ÙˆØ²Ù…Ù† Ø§Ù„ØªÙ†Ù…ÙŠØ´ Ø¹Ù„Ù‰ Ù…ÙˆØ±ÙÙˆÙ„ÙˆØ¬ÙŠØ© Ø³Ø·ÙˆØ Ø§Ù„Ø³Ù„ÙŠÙƒÙˆÙ† Ø§Ù„Ù…Ù†ØªØ¬Ø© Ø¨Ø§Ù„Ø·Ø±ÙŠÙ‚Ø© Ø§Ù„ÙƒÙŠÙ…ÙŠØ§Ø¦ÙŠØ© Ø§Ù„Ø¶ÙˆØ¦ÙŠØ©. Tikrit Journal of Pure Science. [Online] 21:7