This text is missing some spaces, please add them: LegislationrequiredfirmshaveauthorizationtolocateinParisandParisfirmshadtohaveauthorizationtoexpandtheiroperationwithinParis.
Legislation required firms have authorization to locate in Paris and Paris firms had to have authorization to expand their operation within Paris.

This text is missing some spaces, please add them: theRussianAcademyofSciences(1989),
the Russian Academy of Sciences (1989),

This text is missing some spaces, please add them: 80.07Otherarticlesoftin
80.07 Other articles of tin