Submitted on: 26 March 2021.
Revised on: 28 April 2021.
Accepted on: 24 May 2021.
REVUE ROUMAINE DE CHIMIE---EDITURA ACAD ROMANE
Submitted on: 08 December 2000.
Revised on: 10 January 2001.
Accepted on: 17 January 2001.
REVUE ROUMAINE DE CHIMIE
http://reply.papertrans.cn/3/272/27177/27177-13.png
http://reply.papertrans.cn/3/272/27177/27177-14.png
Submitted on: 03 March 2006.
Revised on: 14 March 2006.
Accepted on: 23 March 2006.
REVUE ROUMAINE DE CHIMIE
http://reply.papertrans.cn/3/272/27177/27177-16.png
http://reply.papertrans.cn/3/272/27177/27177-17.png
Submitted on: 28 April 2003.
Revised on: 08 May 2003.
Accepted on: 01 June 2003.
REVUE ROUMAINE DE CHIMIE
http://reply.papertrans.cn/3/272/27177/27177-19.png
Submitted on: 04 June 2001.
Revised on: 17 June 2001.
Accepted on: 04 July 2001.
REVUE ROUMAINE DE CHIMIE