By Lyapina M. S.   in Journal of Mathematical Sciences

ISSN:1072-3374|120|2|1109-1116

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 11.798576

By Lyapina M.   Zhelezova G.   Petrova E.   Boev M.   in International Archives of Occupational and Environmental Health

ISSN:0340-0131|77|5|335-340

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 7.0726423