1. Heterocyst and akinete differentiation in cyanobacteria.;Adams;New Phytol.,1999
2. Pecos diamonds – Quartz and dolomite crystals from the Seven Rivers Formation outcrops of southeastern New Mexico.;Albright;New Mexico Geol.,2003
3. Microfossils in 2000 ma old cherty stromatolites of the Franceville group, Gabon.;Amard;Precambr. Res.,1997
4. Vindhyan sedimentation in the Son Valley, Mirzapur district.;Auden;Mem. Geol. Surv. India,1933
5. The gunflint microbiota.;Awramik;Precambr. Res.,1977