A.A.  Adetoyinbo, O.O.  Adewole, 
    Mathematical Modelling of N-Stage Rocket,
    Online Journal of Earth Sciences,
    Volume 4,Issue 1,
    2010,
    Pages 1-5,
    ISSN 1991-7708,
    ojesci.2010.1.5,
    (https://makhillpublications.co/view-article.php?doi=ojesci.2010.1.5)
    Abstract: Not available
    Keywords: