00305    a2200145   4500003000500000005001700005020001500022040000900037082000800046100001400054245003300068260002700101300000900128650002200137Nust20170207153240.0  a0600580253  cNust  a620  aGrahm,Ian  aHow things woorkcIan Graham  anairobibGabronec1996  a48:p  a Energy and Power