@article{articleca1540f2,
title   = {Piraroxa: cultivar de alface crespa de cor vermelha intensa},
author = {Sala, F. C. and Costa, Cyro Paulino da},
year = {2005},
doi = {10.1590/s0102-05362005000100033},
journal   = {Horticultura Brasileira}
}