"in a further development" is a correct and usable phrase in written English.
It is commonly used to indicate a progression or development in a situation or topic being discussed. Example: "In a further development, the company announced that they will be expanding their operations to international markets."
In a further development, some of the 25 alleged victims of Janner are likely to launch claims against his estate.
In a further development, a prominent Labour MP has claimed that Labour will "absolutely not" win the next general election.
In a further development, police have found explosives inside a car left outside Luton railway station in Bedfordshire.
In a further development, A.I.G. on Sunday named dozens of financial institutions that benefited from its huge rescue loan from the Federal Reserve last fall.
In a further development, Tory grandee Michael Heseltine has criticised MPs backing Brexit for turning on the government during the debate.
Meanwhile, in a further development with huge implications for reducing food waste, trials of technology aimed at prolonging the life of fresh produce have proved successful.
But now the three will coordinate with each other, in what is obviously a further development in the containment of China.
In this paper a further development of Milazzo's procedure, valid for 1 1-valent electrolytes and at least up to 0.05M, is presented.
In this paper a further development of methodology for decreasing the capital cost for Total Site heat recovery by use of different utility levels is proposed.
L'Empire des Mille Planètes (Empire of a Thousand Planets) premiered in Pilote in 1969 and marked a further development for the Valérian series and for Mézières art.
In Augochloropsis sparsalis there is a further development in that females of one nest stay together for one summer, and a division of labour occurs.
