van Vugt-Lussenburg, BMA; van der Weel, L; Hagen, WR; Hagedoorn, P-L (26 February 2021), "Biochemical Similarities and Differences between the Catalytic [4Fe-4S] Cluster Containing Fumarases FumA and FumB from Escherichia coli", PLOS ONE, 8 (2) (published 6 February 2013): e55549, doi:10.1371/journal.pone.0055549, PMC3565967, PMID23405168
van Vugt-Lussenburg, BMA; van der Weel, L; Hagen, WR; Hagedoorn, P-L (26 February 2021), "Biochemical Similarities and Differences between the Catalytic [4Fe-4S] Cluster Containing Fumarases FumA and FumB from Escherichia coli", PLOS ONE, 8 (2) (published 6 February 2013): e55549, doi:10.1371/journal.pone.0055549, PMC3565967, PMID23405168
van Vugt-Lussenburg, BMA; van der Weel, L; Hagen, WR; Hagedoorn, P-L (26 February 2021), "Biochemical Similarities and Differences between the Catalytic [4Fe-4S] Cluster Containing Fumarases FumA and FumB from Escherichia coli", PLOS ONE, 8 (2) (published 6 February 2013): e55549, doi:10.1371/journal.pone.0055549, PMC3565967, PMID23405168