q=by+L.S.+Pontryagin+...+et+al.++authorized+translation+from+the+Russian++translator&searchType=standard&isFacet=true&view=standard&searchWay=author&rows=10&sortWay=score&sortOrder=desc&searchWay0=marc&logical0=AND
rows=10&searchWay0=marc&logical0=AND
by L.S. Pontryagin ... et al. authorized translation from the Russian translator