https://www.vedomosti.ru/management/news/2013/02/12/sobyanin_v_2012_g_srednyaya_zarplata_uchitelya_sostavlyala?utm_source=telegram&utm_campaign=share&utm_medium=social&utm_content=sobyanin_v_2012_g_srednyaya_zarplata_uchitelya_sostavlyala