Cite
$${\mathcal {PT}}$$ -symmetric dimers with time-periodic gain/loss function.
MLA
Psiachos, Demetra, et al. “$${\mathcal {PT}}$$ -Symmetric Dimers with Time-Periodic Gain/Loss Function.” Applied Physics A: Materials Science & Processing, vol. 117, no. 2, Nov. 2014, pp. 663–72. EBSCOhost, https://doi.org/10.1007/s00339-014-8720-9.
APA
Psiachos, D., Lazarides, N., & Tsironis, G. (2014). $${\mathcal {PT}}$$ -symmetric dimers with time-periodic gain/loss function. Applied Physics A: Materials Science & Processing, 117(2), 663–672. https://doi.org/10.1007/s00339-014-8720-9
Chicago
Psiachos, Demetra, Nikos Lazarides, and G. Tsironis. 2014. “$${\mathcal {PT}}$$ -Symmetric Dimers with Time-Periodic Gain/Loss Function.” Applied Physics A: Materials Science & Processing 117 (2): 663–72. doi:10.1007/s00339-014-8720-9.