S. Stevens

Molecular cloning and characterization of 13 out genes from Erwinia carotovora subspecies carotovora: genes encoding members of a general secretion pathway (GSP) widespread in Gram‐negative bacteria

Denise S Walker, G. Salmond, D. Whitcombe, 1993, Molecular microbiology.

Genotypic Identification of Erythromycin-Resistant Campylobacter Isolates as Helicobacter Species and Analysis of Resistance Mechanism

E. Claas, B. de Wever, E. Kuijper, 2003, Journal of Clinical Microbiology.

Molecular cloning and physical mapping of the nitrogenase structural genes from the filamentous, non-heterocystous cyanobacterium Pseudanabaena sp. PCC7409

R. Singh, D. Bryant, S. Stevens, 1987 .