id	keyword
american_scientific_journal-4636	energy
american_scientific_journal-4636	solar
american_scientific_journal-4636	wind
american_scientific_journal-4636	system
american_scientific_journal-4636	línea
american_scientific_journal-4636	cost
american_scientific_journal-4636	miraflores
american_scientific_journal-4636	research
american_scientific_journal-4636	volume
american_scientific_journal-4636	table
american_scientific_journal-4636	biomass
american_scientific_journal-4636	engineering
american_scientific_journal-4636	acceso