ρσ-equation (rho-sigma equation)

https://doi.org/10.1351/goldbook.E05020
See:
σ-constant
,
Hammett equation
,
Taft equation
,
ρ-value
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1162 [Terms] [Paper]