1. Allen MF, Clouse SD, Weinbaum BS, Jeakins SL, Friese CF, Allen EB. 1992. Mycorrhizal and the integration of scales: from molecules to ecosystems. In: M.F. Allen (ed), Mycorrhizal functioning: an integrative plant-fungal process. New York, USA: Chapman and Hall, pp. 488–515.
2. Barrow JR. 2003. A typical morphology of dark septate fungal root endophytes of Bouteloua in arid southwestern USA rangelands. Mycorrhiza, 13: 239–247.
3. Bever JD, Pringle A, Schultz PA. 2002. Dynamica within the plant-AM fungal mutualism: testing the nature of community feed back. In: M.G.A. van der Heijden, I. Sanders (eds), Mycorrhizal ecology. Berlin: Springer, pp. 267–292.
4. Brundrett MC, Kendrick B. 1990. The roots and mycorrhizae of herbaceous woodland plants. I. Quantitative aspects of morphology. New Phytologist, 114: 457–468.
5. Cavagnaro TR, Smith FA, Lorimer MF, Haskard KA, Ayling SM, Smith SE. 2001. Quantitative development of Paris-type arbuscular mycorrhizas formed between Asphodelus fistulosus and Glomus coronatum. New Phytologist, 149:105–113.