Advances in Space Research (ASR) is a peer-reviewed scientific journal that is published 27 times per year by Elsevier. It was established in 1981 and is the official journal of the Committee on Space Research (COSPAR). The editor-in-chief is Pascal Willis.
Pascal Willis was editor -in -chief of ASR in 1981.
Advances in Space Research (ASR) is a peer-reviewed scientific journal that is published 27 times per year by Elsevier. It was established in 1981 and is the official journal of the Committee on Space Research (COSPAR). The editor-in-chief is Pascal Willis.

Can we draw the following conclusion?
Pascal Willis was editor -in -chief of ASR in 1981.

Options: 

 - yes

 - it is not possible to tell

 - no
it is not possible to tell
Advances in Space Research (ASR) is a peer-reviewed scientific journal that is published 27 times per year by Elsevier. It was established in 1981 and is the official journal of the Committee on Space Research (COSPAR). The editor-in-chief is Pascal Willis.

Can we draw the following conclusion?
Pascal Willis was editor -in -chief of ASR in 1981.

Options: 

 - yes

 - it is not possible to tell

 - no
user
it is not possible to tell
assistant