@phdthesis{open1333,
           title = {Studies on the Maturation of Cytotoxic T Cells},
          school = {CSIR-IMTECH/Panjab University, Chandigarh},
          author = {R K Verma},
            year = {1997},
            note = {Copyright of this Thesis belongs to CSIR-IMTECH, Chandigarh},
        keywords = {Cytology},
             url = {http://crdd.osdd.net/open/1333/}
}