TY  - GEN
AU  - Schwartz,Mark W.
AU  - Hoeksema,Jason D.
TI  - Specialization and resource trade: biological markets as a model of mutualisms
KW  - Mercado biolÃ³gico
KW  - EvoluciÃ³n
KW  - Mutualismo
KW  - Micorrizas
ER  -