@article{EJDE_2005__2005__a274,
     author = {Baruah,  Pallav Kumar and Venkatesulu,  M.},
     title = {Deficiency indices of a differential operator satisfying certain matching interface conditions},
     journal = {Electronic journal of differential equations},
     year = {2005},
     volume = {2005},
     zbl = {1075.34087},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a274/}
}