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Significant Accounting Policies (Tables)
12 Months Ended
Mar. 31, 2014
Significant Accounting Policies  
Schedule of rates used in computation of depreciation using the declining balance method for each category of asset

 

Pipelines and measurement

  5%

Wells

  5%

Facilities

  Between 5% and 22%

Computer hardware and software

  30%

Office furniture and fixtures

  20%

Other

  10%