Sentence examples for sources should be from inspiring English sources

Major sources should be cited.

Perhaps alternative revenue sources should be examined.

Other powerful radioactive sources should be equally protected.

For this, it is suggested that efforts in exploring other alternative sources should be performed outright.

These sources should be used rationally and treated like a precious resource".

Their collective and customary rights over land and water sources should be strengthened not trampled".

He argued that renewable sources should be pursued even if they cost more than conventional ones.

Sources should be identified unless their security or a prior agreement of confidentiality dictates otherwise.

This could imply that the more uncertain emission sources should be excluded from emission trading.

Alternative revenue sources should be considered to address the insolvency of the current funding system.

'Sources' should be secondary sources, as those provide the most objective evidence of notability.