@article{10_1017_S0017089507003941,
     author = {CHAVAN, SAMEER},
     title = {ON {A} {FRIEDRICHS} {EXTENSION} {RELATED} {TO} {UNBOUNDED} {SUBNORMALS-II}},
     journal = {Glasgow mathematical journal},
     pages = {97--109},
     year = {2008},
     volume = {50},
     number = {1},
     doi = {10.1017/S0017089507003941},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089507003941/}
}