@article{articleb7682543,
title   = {Conformational preferences of 2,3,3a,8a-Tetrahydrofuro[2,3-b]benzofuran: the chemical Modifications drive the pseudoratational preferences},
author = {Alemán, Carlos and Donate, Paulo Marcos and Silva, Rosangela da and Silva, Gil Valdo José da},
year = {1999},
journal   = {Journal of Organic Chemistry}
}