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1
by Plotner, Tammy
Published 2007
Springer New York
“... aspect of your observation. It doesn’t matter whether it’s a meteor shower, nebula, double star, variable...”
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2
by Plotner, Tammy
Published 2009
Springer New York
“... for, whether it’s a meteor shower, a comet, a variable star, a crater on the Moon, or the remnants of a...”