@article{10_2298_FIL2113353B,
     author = {Ruchi Bhardwaj and S K Sharma and S K Kaushik},
     title = {Trace class operators via {OPV-frames}},
     journal = {Filomat},
     pages = {4353 },
     year = {2021},
     volume = {35},
     number = {13},
     doi = {10.2298/FIL2113353B},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2113353B/}
}