TY  - RPRT
TI  - Nonparametric estimation of plant density by the distance method
AU  - S.A. Patil
AU  - K.P. Burnham
AU  - J.L. Kovner
PY  - 1979
DO  - 10.2307/2530250
UR  - https://pubs.usgs.gov/publication/70120098
ID  - 70120098
ER  -