Journal of Contemporary Physics (Armenian Academy of Sciences)
Journal of Contemporary Physics (Armenian Academy of Sciences) > 2019 > 54 > 3 > 272-281
Journal of Contemporary Physics (Armenian Academy of Sciences) > 2019 > 54 > 3 > 242-252
Journal of Contemporary Physics (Armenian Academy of Sciences) > 2019 > 54 > 3 > 272-281
Journal of Contemporary Physics (Armenian Academy of Sciences) > 2019 > 54 > 3 > 242-252