@inproceedings{ NASCIMENTO:590-620,

author = { PEDRO LUIS DO NASCIMENTO SILVA } ,

title = { MULTI-LEVEL MODELLING UNDER INFORMATIVE PROBABILITY SAMPLING IN 53ª SEÇÃO DO INTERNATIONAL STATISTICAL INSTITUTE (ISI) SEUL - CORÉIA DO SUL 2001 VOORBURG: INTERNATIONAL STATISTICAL INSTITUTE },

booktitle = { 52TH SESSION OF THE INTERNATIONAL STATISTICAL INSTITUTE () (.1999.HELSINKI) },

year = { 1999 },

pages = { 590 - 620 },

location = { HELSINKI },

}