?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=V+Vyas%2C+Vinay&rft.aulast=V+Vyas&rft.aufirst=Vinay&rft.degree=PhD&rft.date=1997&rft.title=Studies+on+the+Stability+of+a+Recombinant+Shuttle+Plasmid+in+Escherichia+Coli+and+Bacillus+Subtilis+During+Fermentation&rft.inst=CSIR-IMTECH%2FPanjab+University%2C+Chandigarh&rft.tpages=54