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Demonstratio Mathematica > 2021 > Vol. 54, nr 1 > 318--325
Demonstratio Mathematica > 2021 > Vol. 54, nr 1 > 311--317
Acta Mathematica Sinica, English Series > 2019 > 35 > 10 > 1715-1722
Complex Analysis and Operator Theory > 2019 > 13 > 5 > 2371-2380
Linear Algebra and its Applications > 2018 > 557 > C > 1-21
Linear Algebra and its Applications > 2018 > 556 > C > 108-130
Mathematical Methods in the Applied Sciences > 41 > 16 > 6546 - 6573
Linear Algebra and its Applications > 2018 > 554 > C > 51-67
Complex Analysis and Operator Theory > 2019 > 13 > 3 > 967-983
Annali di Matematica Pura ed Applicata ( 01923 -) > 2019 > 198 > 1 > 273-288
Integral Equations and Operator Theory > 2018 > 90 > 3 > 1-7
Complex Analysis and Operator Theory > 2019 > 13 > 3 > 781-800
Linear Algebra and its Applications > 2018 > 540 > C > 11-25
Linear Algebra and its Applications > 2018 > 539 > C > 1-13
Positivity > 2018 > 22 > 4 > 1191-1195
Journal of Functional Analysis > 2018 > 274 > 2 > 433-460
Journal of Mathematical Analysis and Applications > 2017 > 455 > 2 > 939-946
Linear Algebra and its Applications > 2017 > 532 > C > 60-85
Linear Algebra and its Applications > 2017 > 531 > C > 479-497