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INTERNATIONAL JOURNAL OF PHYSICAL SCIENCE RESEARCH - VOLUME 8, NUMBER 1, 2020

  

COVER PAGE

  

PRELIMINARY PAGES

  

Contact

Mrs. N. U. Ekwere
The Managing Editor,
Duncan Science publication,
172 Goldie Street,
P. O. Box 727, G. P. O., Calabar
Cross River State, Nigeria,
Tel: +2347038597314
Email:
duncanjournal@yahoo.com