Deletion of Béla Sipos

Comment: I'm not seeing the kind of impact (as measured by citations or similar) that we're looking for in .  There's some very local coverage in Pécs county, but it looks well short of GNG.  There's one review https://www.jstor.org/stable/41484859 of his book ''Production Functions – Forecasting for Enterprise'', but we'd need multiple reviews of multiple works for 
Stance: delete
Cited policy: Wikipedia:Notability (WP:NPROF||WP:NAUTHOR)

Comment: No indication he meets . While it may be true that what he studied was controversial, but that by itself does not make him notable. The question is whether other researchers (east or west) think his work on the controversial Kondratiev was important or not, citing or discussing the work of Sipos. The argument on whether Sipos is notable cannot be tied to whether Kondratiev is rehabilitated / notable or not
Stance: delete
Cited policy: Wikipedia:Notability (WP:NPROF)