Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Migdal and his theory in J\"ulich   We review the application of Migdal's "Theory of Finite Fermi System" to the
structure of deformed nuclei, approaches beyond the conventional linear
response, and microscopic calculations of the Migdal-parameters.

3
The categories of this paper are: physics
14
The categories of this paper are: math-ph
31
The categories of this paper are: ao-sci
18
The categories of this paper are: econ
36
The categories of this paper are: cmp-lg
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The categories of this paper are: chem-ph
21
The categories of this paper are: adap-org
30
The categories of this paper are: q-alg
8
The categories of this paper are: hep-ex
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The categories of this paper are: alg-geom
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The categories of this paper are: acc-phys
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The categories of this paper are: quant-ph
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The categories of this paper are: chao-dyn
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The categories of this paper are: bayes-an
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The categories of this paper are: patt-sol
6
The categories of this paper are: astro-ph