MOLINA, M.; PARDO-DE-SANTAYANA, M.; GARCÍA, E.; ACEITUNO-MATA, L.; MORALES, R.; TARDÍO, J. Exploring the potential of wild food resources in the Mediterranean region: natural yield and gathering pressure of the wild asparagus (Asparagus acutifolius L.). Spanish Journal of Agricultural Research, v. 10, n. 4, p. 1090-1100, 8 Nov. 2012.