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Submitted on: 21 October 2001.
Revised on: 06 November 2001.
Accepted on: 20 November 2001.
POLAR BIOLOGY---SPRINGER
Submitted on: 23 October 2016.
Revised on: 08 November 2016.
Accepted on: 02 December 2016.
POLAR BIOLOGY
Submitted on: 31 August 1999.
Revised on: 11 September 1999.
Accepted on: 21 September 1999.
POLAR BIOLOGY
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http://reply.papertrans.cn/3/250/24931/24931-16.png
Submitted on: 23 February 1998.
Revised on: 30 March 1998.
Accepted on: 11 April 1998.
POLAR BIOLOGY---SPRINGER
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http://reply.papertrans.cn/3/250/24931/24931-19.png
Submitted on: 05 July 2013.
Revised on: 17 July 2013.
Accepted on: 12 August 2013.
POLAR BIOLOGY---SPRINGER