@article{articlef496a192,
title   = {A novel labdane diterpene from Acritopappus longifolius},
author = {Ferreira, Fernanda Peres and Marturano, Eduardo Henck and Carollo, Carlos Alexandre and Oliveira, Dionéia Camilo Rodrigues de},
year = {2011},
doi = {10.1016/j.tetlet.2010.11.040},
journal   = {Tetrahedron Letters}
}