Demirbas, Ayhan Biofuels : securing the planet's future energy needs / Ayhan Demirbas - London : Springer, c2009 - x, 316 p. : ill. ; 24 cm. - Green energy and technology . - Green energy and technology . Includes bibliographical references and index ISBN: 9781848820104 (acid-free paper) Subjects--Topical Terms: Biomass energy