Submitted on: 01 May 2016.
Revised on: 14 May 2016.
Accepted on: 27 May 2016.
MARKETING LETTERS---SPRINGER
Submitted on: 10 February 1998.
Revised on: 13 March 1998.
Accepted on: 07 April 1998.
MARKETING LETTERS
http://reply.papertrans.cn/3/214/21304/21304-13.png
http://reply.papertrans.cn/3/214/21304/21304-14.png
http://reply.papertrans.cn/3/214/21304/21304-15.png
Submitted on: 31 October 2016.
Revised on: 19 November 2016.
Accepted on: 09 December 2016.
MARKETING LETTERS---SPRINGER
Submitted on: 27 March 2004.
Revised on: 10 April 2004.
Accepted on: 18 April 2004.
MARKETING LETTERS
http://reply.papertrans.cn/3/214/21304/21304-18.png
Submitted on: 08 May 2006.
Revised on: 07 June 2006.
Accepted on: 28 June 2006.
MARKETING LETTERS---SPRINGER
Submitted on: 07 September 2021.
Revised on: 01 October 2021.
Accepted on: 24 October 2021.
MARKETING LETTERS