Assertion: heliosphere's bow shock | /r/HasProperty | predicted for more than 30 years
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Source sentences:
text: As the leader of the group of scientists, French astrophysicist from the Institut d'Astrophysique de Paris, Lotfi Ben Jaffel, explains: "The bow shock has been predicted for more than 30 years, but its existence has so far been questionable.
text: As the leader of the group of scientists, French astrophysicist from the Institut d'Astrophysique de Paris, Lotfi Ben Jaffel, explains: 'The bow shock has been predicted for more than 30 years, but its existence has so far been questionable.