TY  - JOUR
PY  - 1968//
TI  - The work schedule of river boat crews with combined duties
JO  - Gigiena Truda i Professional'nye Zabolevaniia
A1  - Steĭmatskiĭ, A. R.
SP  - 7
EP  - 12
VL  - 12
IS  - 3
N2  - <p>[Abstract unavailable]</p> <p>Language: ru</p> 
LA  - ru
SN  - 0016-9919
UR  - http://dx.doi.org/
ID  - ref1
ER  -