@book{ VALVERDE:269,

author = { JOSE LUIS VALVERDE LOPEZ } ,

title = { 2050: A CHANGING EUROPE: DEMOGRAPHIC CRISIS AND FRIEND POLICIES },

publisher = { IOS PRESS. AMSTERDAM },

address = { AMSTERDAN },

year = { 2007 },

pages = { 269 },

isbn = { 978-1-58603-7 },

}