바이오연료 사용 활성화가 필요한 것으로 분석된 스페인
APPA Claims Biofuel a Key Ingredient in Spain's Energy Plan
한글번역 : http://www.kosen21.org/info/globalNews/globalNewsDetail.do?articleSeq=4766
기사원문 : https://www.renewableenergymagazine.com/biofuels/appa-claims-biofuels-are-a-key-ingredient-20181107