DIN EN ISO 24978:2011 智能交通系统.可利用任何现有无线媒体的ITS安全和紧急呼救信号.数据注册程序(ISO 24978-2009);英文版本EN ISO 24978-2009
Intelligent transport systems - ITS Safety and emergency messages using any available wireless media - Data registry procedures (ISO 24978:2009); English version EN ISO 24978:2009