Hanson, J.K. (2007): Caves. (The Extreme Earth.) Chelsea House, New York.
Hansson, A.-C., Andrén, O., Boström, S., Boström, U., Clarholm, M., Lagerlöf, J., Lindberg, T., Paustian, K., Pettersson, R., Sohlenius, B. (1990): Structure of the agroecosystem. Ecological Bulletins, 40 (Ecology of Arable Land: Organisms, Carbon and Nitrogen Cycling): 41-83.
Hanström, B. (1934): Bemerkungen über das Komplexauge der Scutigeriden. Lunds Universitets Arsskrift, Ny Följd, 30: 1-14.
Hanula, J.L., Wade D.D. (2003): Influence of long-term dormant season burning and fire exclusion on ground-dwelling arthropod populations in longleaf pine flatwoods ecosystems. Forest Ecol. Manage., 175: 163-184.
Harding, D.J.L. (1967): Faunal participation in the breakdown of cellophane inserts in the forest floor. In: Graff, O., Satchell, J.E. (eds.): Progress in Soil Biology: Proceedings of the Colloquium on Dynamics of Soil Communities. Freidr. Vieweg & Sons, Braunschweig: 10-20. (ve sborníku)