作 者:Drd. Barbu Bogdan POPESCU ;Lector. univ. dr. Lavinia Ştefania ŢOŢAN
出 处:Revista Română de Statistică. 2013 ;3.
出 版 社:Romanian National Institute of Statistics
文 章 ID:87956691
作 者:Lector univ. dr. Lavinia Ştefania ŢOŢAN ;Drd. Barbu Bogdan POPESCU ;Prof. univ. dr. Silvia Elena CRISTACHE
出 处:Revista Română de Statistică. 2013 ;6.
出 版 社:Romanian National Institute of Statistics
文 章 ID:88215374