1.
2.
3.
4.
5.
[Amsterdam, The Netherlands] : [Elsevier], 1985.
English | 15 OMPI |
6.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1988.
English | 7 CN |
7.
8.
[Amsterdam, The Netherlands] : [Elsevier], 1983.
English | 15 OMPI |
9.
10.
[Amsterdam, The Netherlands] : [Elsevier], 1985.
English | 15 OMPI |