G. Kaur, R. S. Kaler, S. Singh, “Performance investigation of suppression of four wave mixing using optical phase conjugation with different modulation format in DWDM soliton communication system”, Pis'ma v Zh. Èksper. Teoret. Fiz., 105:5 (2017), 259–260; JETP Letters, 105:5 (2017), 279–282
