@article{lin284217,
    title   = {Oxidation of nicotinic acid by a Bacillus species: regulation of nicotinic acid and 6-hydroxynicotinic acid hydroxylases.},    
    author  = {Hirschberg R, Ensign JC.},    
    journal = {J Bacteriol},    
    year    = {1972},    
    doi     = {10.1128/jb.112.1.392-397.1972},    
    pmid    = {5079068}        
    }
    @article{lin284218,
    title   = {The enzymatic conversion of mandelic acid to benzoic acid. III. Fractionation and properties of the soluble enzymes.},    
    author  = {GUNSALUS CF, STANIER RY, GUNSALUS IC.},    
    journal = {J Bacteriol},    
    year    = {1953},    
    doi     = {10.1128/jb.66.5.548-553.1953},    
    pmid    = {13108854}        
    }