She obtained her doctorate after three years of graduate study.

From the same university, he obtained his doctorate in Philosophy.

In 1938 he went on to obtain his doctorate (see section below).

After obtaining her doctorate, she became an elementary school teacher.

He obtained his doctorate in 1964 and spent the next 33 years teaching at Columbia.

On 7 July 1878 he obtained a doctorate in theology.

He went on to obtain a doctorate in canon law.

He obtained his doctorate in three years, and returned to Paris.

Without this, it would become impossible to obtain a doctorate at a French university.

He studied to become a lawyer and obtained a doctorate.