@inbook{ DE:29-41,

author = { JUAN DE OÑA LÓPEZ } ,

title = { ECONOMIC EVALUATION METHODOLOGY OF THE REGIONAL TRANSPORT SERVICES IN THE EUROPEAN RAIL SYSTEM },

booktitle = { RAILWAY ENGINEERING 2003 },

isbn = { 0-947644-50-4 },

publisher = { M.C. FORDE },

pages = { 29 - 41 },

year = { 2003 },

}