Tisdall, J.M. and Oades, J.M. (1982) Organic matter and water-stable aggregates in soils. Journal of Soil Science, 33, 141-163. http://dx.doi.org/10.1111/j.1365-2389.1982.tb01755.x
 Tisdall, J.M. (1996) Formation of soil aggregates and accumulation of soil organic matter. In: Carter, M.R. and Stewart, B.A., Eds., Structure and Organic Matter Storage in Agricultural Soils, Boca Raton, FL Lewis.
 Ranjard, L. and Richaume, A. (2001) Quantitative and qualitative microscale distribution of bacteria in soil. Research in Microbiology, 152, 707-716. http://dx.doi.org/10.1016/S0923-2508(01)01251-7
 Oades, J.M. and Waters, A.G. (1991) Aggregate hierarchy in soils. Australian Journal of Soil Research, 29, 815-828. http://dx.doi.org/10.1071/SR9910815
 Lynch, J.M. and Bragg, E. (1985) Microorganisms and soil aggregate stability. Advances in Soil Science, 2, 133-171. http://dx.doi.org/10.1007/978-1-4612-5088-3_3
 Mummey, D., Holben, W., Six, J. and Stahl, P. (2006) Spatial stratification of soil bacterial populations in aggregates of diverse soils. Microbial Ecology, 51, 404-411. http://dx.doi.org/10.1007/s00248-006-9020-5
 Mendes, I. and Bottomley, P. J. (1999) Distribution of a population of Rhizobium leguminosarum bv. trifolii among different size classes of soil aggregates. Applied and Environmental Microbiology, 64, 970-975.
 Hattori, T. and Hattori, R. (1976) The physical environment in soil microbiology an attempt to extend principles of microbiology to soil microorganisms. Critical Reviews in Microbiology, 4, 423-461. http://dx.doi.org/10.3109/10408417609102305
 Kabir, M., Chotte, J.L., Rahman, M., Bally, R. and Jocteur, M.L. (1994) Distribution of soil fractions and location of soil bacteria in a vertisol under cultivation and perennial ryegrass. Plant Soil, 163, 243-255. http://dx.doi.org/10.1007/BF00007974
 Ranjard, L., Nazaret, S., Gourbiere, F., Thioulouse, J., Linet, P. and Richaume, A. (2000a) A soil microscale study to reveal the heterogeneity of Hg(II) impact on indigenous bacteria by quantification of adapted phenotypes and analysis of community DNA finger-prints. FEMS Microbiology Ecology, 31, 107-115. http://dx.doi.org/10.1111/j.1574-6941.2000.tb00676.x
 Ranjard, L., Poly, F., Combrisson, J., Richaume, A., Gourbiere, F., Thioulouse, J. and Nazaret, S. (2000b) Heterogeneous cell density and genetic structure of bacterial pools associated with various soil microenvironments as determined by enumeration and DNA fingerprinting approach (RISA). Microbial Ecology, 39, 263-272.
 Schutter, M.E. and Dick, R.P. (2002) Microbial community profiles and activities among aggregates of winter fallow and cover-cropped soil. Soil Science Society of America Journal, 66, 142-153. http://dx.doi.org/10.2136/sssaj2002.0142
 Blackwood, C.B., Dell, C.J., Smucker, A.J.M. and Paul, E.A. (2006) Eubacterial communities in different soil macroaggregate environments and cropping systems. Soil Biology and Biochemistry, 38, 720-728. http://dx.doi.org/10.1016/j.soilbio.2005.07.006
 Monreal, C.M., Schulten, H.-R. and Kodama, H. (1997) Age, turnover and molecular diversity of soil organic matter in aggregates of a Gleysol. Canadian Journal of Soil Science, 77, 379-388. http://dx.doi.org/10.4141/S95-064
 Kim, J.S, Dungan, R.S. and Crowley, D. (2008) Microarray analysis of bacterial diversity and distribution in aggregates from a desert agricultural soil. Biology and Fertility of Soils, 44, 1003-1011. http://dx.doi.org/10.1007/s00374-008-0291-5
 Muyzer, G, De Waal, E.D. and Uitterlinden, A.G. (1993) Profiling of complex microbial populations by denaturing gradient gel electro-phoresis analysis of polymerase chain reaction-amplified genes coding for 16S rRNA. Applied and Environmental Microbiology, 59, 695-700.
 Kandeler, E., Tscherko, D., Bruce, K.D., Stemmer, M., Hobbs, P.J., Bardgett, R.D. and Amelung, W. (2000) Structure and function of the soil microbial community in microhabitats of a heavy metal polluted soil. Biology and Fertility of Soils, 32, 390-400. http://dx.doi.org/10.1007/s003740000268
 Sessitsch, A., Weilharter, A., Gerzabek, M.H., Kirchmann, H. and Kandeler, E. (2001) Microbial population—In soil particle size fractions of a long-term fertilizer field experiment. Applied and Environmental Microbiology, 67, 4215-4224. http://dx.doi.org/10.1128/AEM.67.9.4215-4224.2001
 Christensen, B.T. (1996) Carbon in primary and seconddary organomineral complexes. In: Carter, M.R. and Stewart, B.A., Eds., Structure and Organic Matter Storage in Agricultural Soils, Boca Raton, FL Lewis.
 Dalal, R.C. and Bridge, B.J. (1996) Aggregation and organic matter storage in subhumid and semiarid soils. In: Carter, M.R. and Stewart, B.A., Eds., Structure and Organic Matter Storage in Agricultural Soils, Boca Raton, FL Lewis.
 Heuer, H., Krsek, M., Baker, P., Smalla, K. and Wellington, E.M.H. (1997) Analysis of actinomycete communities by specific amplification of genes encoding 16S rRNA and gel-electrophoretic separation in denaturing gradients. Applied and Environmental Microbiology, 63, 3233-3241.
 Raskin, L., Stromley, J.M., Rittmann, B.E. and Stahl, D.A. (1994) Group-specific 16S rRNA hybridization probes to describe natural communities of methanogens. Applied and Environmental Microbiology, 60, 1232-1240.