Nitrogen-fixing chemo-organotrophic bacteria isolated from cyanobacteria-deprived lichens and their ability to solubilize phosphate and to release amino acids and phytohormones - Liba, C. M.; Ferrara, Felipe Ibañez de Santi; Manfio, G. P.; Fantinatti-Garboggini, F.; Albuquerque, R. C.; Pavan, Celia Maria Giovanini; Ramos, Patricia Locosque; Moreira-Filho, Carlos Alberto; Barbosa, Heloiza Ramos (Journal of Applied Microbiology, 2006)