ner_tags: O O O O O O O O O O B-Archive I-Archive I-Archive O O O O O O B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O O B-Grant B-Grant B-Grant O B-Grant O B-Organization I-Organization I-Organization O O B-Grant B-Grant B-Grant O B-Grant O O O O B-Organization I-Organization I-Organization I-Organization I-Organization O B-Organization I-Organization I-Organization I-Organization B-Person O O O O O O O B-Grant I-Grant I-Grant I-Grant
tokens: ACKNOWLEDGEMENTS We acknowledge the use of public data from the Fermi data archive. This work is supported by the National Natural Science Foundation of China (grant nos 11922301, 11603006, 11851304 and 11533003), the Guangxi Science Foundation (grant nos 2017GXNSFFA198008, 2018GXNSFDA281033, AD17129006 and 2018GXNSFGA281007), and also by the One-Hundred-Talents Program of Guangxi colleges, the Bagui Young Scholars Program (LHJ), and special funding for Guangxi distinguished professors (Bagui Yingcai Bagui Xuezhe).