Flook, P. K.; Rowell, C. H. F. (1997). „The Phylogeny of the Caelifera (Insecta, Orthoptera) as Deduced from mtrRNA Gene Sequences”. Molecular Phylogenetics and Evolution. 8 (1): 89—103. PMID9242597. doi:10.1006/mpev.1997.0412.
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ncbi.nlm.nih.gov
Flook, P. K.; Rowell, C. H. F. (1997). „The Phylogeny of the Caelifera (Insecta, Orthoptera) as Deduced from mtrRNA Gene Sequences”. Molecular Phylogenetics and Evolution. 8 (1): 89—103. PMID9242597. doi:10.1006/mpev.1997.0412.