TY  - RPRT
TI  - How biological soil crusts became recognized as a functional unit: a selective history
AU  - Otto L. Lange
AU  - Jayne Belnap
PY  - 2016
DO  - 10.1007/978-3-319-30214-0_2
UR  - https://pubs.usgs.gov/publication/70176217
ID  - 70176217
ER  -