Elsevier Ltd.

Springer Wien.

John Wiley and Sons Ltd.

HeteroCorporation.

1998 4th International Conference on Actual Problems of Electronic Instrument Engineering, APEIE 1998. Institute of Electrical and Electronics Engineers Inc..

Chinese Society of Agricultural Engineering, Beijing, China.

Harbin Research Institute of Welding, Harbin, China.

Royal Society of Chemistry.

Elsevier.