@article{paperid:1076991,
author = {Garousi, Mohammad Reza and Razaghian, Hamid},
title = {Minimal independent couplings at order 
α′2},
journal = {Physical Review D},
year = {2019},
volume = {100},
number = {10},
month = {November},
issn = {2470-0010},
keywords = {Higher-derivative theory},
}