@article{Bielous,1994,
author = {Bielous, GA.},
title = {Effective coaching: Improving marginal performers},
number = {7},
journal = {Supervision},
pages = {3--5},
year = {1994},
language = {English Russian},
url = {elibrary.ru/item.asp?id=2172345},
volume = {55}
}