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10.1063%2F1.1940727
10.1063%2F1.1940727
https://doi.org/10.1063%2F1.1940727
10e97dc2d7726320309c7a12dce3e01197bbd708
P854
10.1063%2F1.1940727
https://doi.org/10.1063%2F1.1940727