EFFECT OF OXYGEN ENRICHMENT UPON LAMINAR BURNING VELOCITY OF (BUTANE – O2 – N2) MIXTURE. J. eng. sustain. dev. [Internet]. 2016 Jul. 1 [cited 2024 May 5];20(4):154-63. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/586