00486naa#a2200169#i#450# EN\INFRA-M\bibl\495 20240808225252.4 1998-0744 20130820b2013####ek#y0engy0150####ca RUS RU TASKS OF GEO-ECOLOGICAL EDUCATION AND ITS CONTENT AT PROFILE SCHOOL Journal article Moscow INFRA-M Academic Publishing LLC. 2013 5 с. Journal article local Solovev M. naukaru.ru