%0 Journal Article %T We said farewell to both the old year and century and welcomed in the new year and century %A Rogers %A Michael Howard %J Journal of Power and Energy Engineering 电力与能源 %D 2019 %U http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S2225-62532019000800019&lng=en&nrm=iso&tlng=en