Original: Hammons , T. J. 1993 , '' Tidal power '' , Proceedings of the IEEE , [ Online ] , v81 , n3 , pp 419 -- 433 .
Simplified: Hammons , T. J. 1993 , ` Tidal power ' , Proceedings of the IEEE , [ Online ] , v81 , n3 , pp 419-433 .