@article{2fb2a5f82e794fe3ac671aa52ca2ccc6,
title = "Emergence of Friendly Group with Friend Selection Strategies",
author = "MUTO MUTO and Masayoshi Masayoshi and NAKAI NAKAI and Yutaka Yutaka",
year = "2011",
month = sep,
day = "15",
language = "English",
journal = "Default journal",
}