The phrase "a further stage of" is correct and usable in written English.
It can be used when discussing progress, development, or phases in a process or project.
Example: "After completing the initial phase, we will move on to a further stage of development."
Alternatives: "an additional phase of" or "a subsequent stage of".
Married in 1960, Ōe entered a further stage of development in his writing when his son was born in 1963 with an abnormality of the skull.
Competition from J-Power and new entrants will matter even more after next April, when a further stage of liberalisation begins.That will involve three important reforms.
More massive stars may undergo a further stage of evolution beyond the neutron star: they may collapse to a black hole, in which the gravitational force is so strong that even light cannot escape.
She declares the women's movement, therefore, a further stage of the American Revolution, and defines women's rights in mainly material terms as the need for equal job opportunity, equal pay for equal work, adequate and affordable child care, access to public accommodations and control over reproduction.
To this has been added a further stage of evolution, namely, live electronic music, in which the tape recorder and its tape is eliminated or greatly restricted in function, and transformations of the sounds of musical instruments are effected at the concert with electronic equipment.
The method has been successfully validated in a further stage of this work.
In a further stage, binding of EFSec-Sec-tRNASec to ribosomal initiation complex via interaction with SBP2-binding protein, L30, and the SECIS structure is observed (Papp et al. 2007).
Orlando Gibbons carried to a further stage the use of a consort of viols, which accompanies with a rich but discreet body of sound the countertenor and bass soloists in Glorious and powerful god.
In a further stage, the numbers of projects sharing similar response modalities were calculated.
Daniel Barenboim and the West-Eastern Divan Orchestra are now almost annual visitors to the Proms, with every appearance seeming to mark a further stage in the development of this remarkable musical partnership.
This Dobbs-Price hybrid is a further stage in the welcome renaissance of the House of Cards franchise, which has been re-made by American TV for a much-publicised web-only Netflix transmission.
