He wrote his thesis in 1922 and was awarded his doctorate in the following year, remaining at Szeged as an assistant and Privatdozent . Publications came thick and fast; he published three papers in 1923, a further five papers in 1924, four in 1925 and five in 1926.
Siya wrote kanyang tesis at sa 1922 ay iginawad sa kanyang titulo ng doktor ang mga sumusunod na mga taon, ang natitira sa Szeged bilang isang assistant at Privatdozent. Publications dumating makapal at mabilis; siya nai-publish na ang tatlong mga papeles sa 1923, ang isang karagdagang limang mga papeles sa 1924, apat na sa 1925 at sa limang 1926.