@inbook{ Bosque-Sendra_CUADROS_GARCIA:115-131,

author = { Juan Manuel Bosque-Sendra and LUIS CUADROS RODRÍGUEZ and ANA MARIA GARCIA CAMPAÑA } ,

title = { VALIDATION OF ANALYTICAL PROCEDURES USING ADDED SAMPLES AS REFERENCE MATERIALS },

booktitle = { RECENT RESEARCH DEVELOPMENTS IN PURE AND APPLIED ANALYTICAL CHEMISTRY },

isbn = { 81-86846-22-0 },

publisher = { TRANSWORLD RESEARCH NETWORK },

pages = { 115 - 131 },

year = { 1998 },

}