✨ . . ...
✨ . . 1928 . , ...
✨ (, 1972). , ... ...
✨ , 1971 . , ...
" " ...
", ,,1,": 1 - ?.. 2 - - ., ... 3 - James Coleman. ...... 8 - (. ; . 1962 . ) - 9 - , , 10 - ո/Gustav Robert Högfeldt (Swedish, 1894-1986)