*Vertices 3
1 "植物学报" 0.0 0.0 0.0 x_fact 0.353982 y_fact 40.530973
2 "园艺学报" 0.0 0.0 0.0 x_fact 4.778761 y_fact 32.035398
3 "甘肃农业大学学报" 0.0 0.0 0.0 x_fact 6.725664 y_fact 27.433628
*Matrix 
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