Tetraquark state candidates: Y(4260), Y(4360), Y(4660), and $$Z_c(4020/4025)$$ Z c ( 4020 / 4025 )
Crossref DOI link: https://doi.org/10.1140/epjc/s10052-016-4238-y
Published Online: 2016-07-08
Published Print: 2016-07
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Wang, Zhi-Gang
License valid from 2016-07-01