Ritical appraisal of article in operation management

1)Critically appraise the article in relation to the available literature and current practice in the discipline of Operations management. Example (KPIs, The 4vs,Just in time,leadership issues,lean management,trends affecting operation decisions,Six sigma etc) Make a comparison between the theories by different authors and give your opinion with regards to this article.(If appropriate)
2)What are the strengths and weakness of the article? (Explain in detail)
Give recommendations to improve on the weakness of the article with the use of diagrams or graphs if appropriate.

*The assignment should be in a form of critical essay and should be analytical and noty merely contained at an descriptive level.
Do use numbers,tools,techniques and diagrams
Reference using the Harvard system (surname,date,page number if appropriate)
Ensure a full bibliography