| Characterization of the best integral approximant of multivariable functions VM Traktynska Researches in Mathematics 15, 134-136, 2021 | 6 | 2021 |
| Conditions of unicity of the best $$$ L_1 $$$-approximant for vector-valued functions by subspace of constant mappings MY Tkachenko, VM Traktynska Researches in Mathematics 16, 144-148, 2021 | 3 | 2021 |
| Criterion of the best non-symmetric approximant in spaces with mixed integral metric VM Traktynska Researches in Mathematics 6, 119-122, 2021 | 2 | 2021 |
| Conditions of unicity of the best non-symmetric $$$ L_1 $$$-approximant for vector-valued functions by subspace of constant mappings MY Tkachenko, VM Traktynska Researches in Mathematics 17, 133-139, 2021 | 2 | 2021 |
| Criterion of the best approximant for multivariable functions in spaces $$$ L_ {1, p_2,..., p_n} $$$ and $$$ L_ {p_1,..., p_ {n-1}, 1} $$$ OD Kostyuk, VM Traktyns' ka, MY Tkachenko Researches in Mathematics 24, 44-51, 2016 | 2 | 2016 |
| Conditions of unicity of the best nonsymmetric $$$ L_1 $$$-approximant for vector-valued functions by one-dimensional subspace MY Tkachenko, VM Traktynska Researches in Mathematics 19, 123-128, 2021 | 1 | 2021 |
| The uniqueness of the best non-symmetric $$$ L_1 $$$-approximant with a weight for continuous functions with values in KB-space MY Tkachenko, VM Traktynska Researches in Mathematics 27 (1), 67-74, 2019 | 1 | 2019 |
| Criterions for the best non-symmetric $$$ L_p $$$-and $$$ L_1 $$$-approximant for the functions with values in KB-spaces with weight MY Tkachenko, VM Traktyns' ka Researches in Mathematics 25, 97-102, 2017 | 1 | 2017 |
| Criterion of the best non-symmetric approximant for multivariable functions in spaces $$$ L_ {p_1,..., p_n} $$$ VM Traktyns' ka, MY Tkachenko Researches in Mathematics 23, 90-97, 2015 | 1 | 2015 |
| General form of linear continuous functional and criterion of the best approximant in spaces with mixed integral metric VM Traktyns' ka, MY Tkachenko Researches in Mathematics 22, 91-97, 2014 | 1 | 2014 |
| Criterion of the best non-symmetric approximant for multivariable functions in space $$$ L_ {1, p_2,..., p_n} $$$ MY Tkachenko, VM Traktynska Researches in Mathematics 29 (2), 55-62, 2021 | | 2021 |
| In memoriam: Lilia Georgiivna Boitsun, a mathematician and bright person VF Babenko, RO Bilichenko, MB Vakarchuk, OV Kovalenko, SV Konareva, ... Researches in Mathematics 29 (1), 3-10, 2021 | | 2021 |
| The uniqueness of the best non-symmetric $$$ L_1 $$$-approximant for continuous functions with values in $$$\mathbb {R}^ m_p $$$ MY Tkachenko, VM Traktynska Researches in Mathematics 29 (1), 31-42, 2021 | | 2021 |
| Characterization of the best non-symmetric approximant in spaces with mixed integral metric TA Agoshkova, VM Traktynska Researches in Mathematics 17, 10-14, 2021 | | 2021 |
| Vitalii Pavlovych Motornyi (on occasion of the 80th birthday) VF Babenko, RO Bilichenko, SV Goncharov, OV Kovalenko, SV Konareva, ... Researches in Mathematics 28 (2), 3-9, 2021 | | 2021 |
| The characterization of the best approximant for the multivariable functions in the space $$$ L_ {p_1,.., p_n;\Omega} $$$ MY Tkachenko, VM Traktynska Researches in Mathematics 27 (2), 36-44, 2020 | | 2020 |
| The criterion of the best approximant for the multivariable functions in the space $$$ L_ {p_1,..., p_ {i-1}, 1, p_ {i+ 1},..., p_n} $$$ VM Traktyns' ka, MY Tkachenko, DO Osennikova Researches in Mathematics 26 (1), 89-94, 2018 | | 2018 |
| Conditions of unicity of the best non-symmetric $$$ L_1 $$$-approximant YS Zagorul'ko, MY Tkachenko, VM Traktyns' ka Researches in Mathematics 21, 81-91, 2013 | | 2013 |
| Conditions of unicity of the best non-symmetric $$$ L_1 $$$-approximant for continuous vector-valued functions by one-dimensional subspace MY Tkachenko, VM Traktyns' ka Researches in Mathematics 20, 129-133, 2012 | | 2012 |
