Works citing   [J. Convex. Anal. 25 (2018), 319-337]

1. S. Zoalroshd:
   Upper and lower bounds for the Hilbert-Schmidt norm of a potential operator,
   Arch. Math. 112 (2019) 645-648.
   
   
2. P. Exner:
   An optimization problem for finite point interaction families,
   J. Phys. A: Math. Theor. 52 (2019), 405302.
   
   
3. R. S. Laugesen:
   The Robin Laplacian-Spectral conjectures, rectangular theorems,
   J. Math. Phys. 60 (2019), 121507.
   
   
4. P. Exner and S. Kondej:
   Spectral optimization for strongly singular Schrodinger operators with a star-shaped interaction,
   Lett. Math. Phys. 110 (2020) 735-751.
   
   
5. I. M. Karabash, H. Koch and I. V. Verbytskyi:
   Pareto optimization of resonances and minimum-time control,
   J. Math. Pures Appl. 136 (2020) 313-355.
   
   
6. A. V. Vikulova:
   Parallel coordinates in three dimensions and sharp spectral isoperimetric inequalities,
   Ricerche di Matematica (2020) .