"have further argued" is correct and usable in written English.
It is typically used when discussing two or more points of view in an argument, to signify that a new point or perspective has been added to the conversation. For example, "Some economists have argued that raising the minimum wage will decrease employment, while other economists have further argued that raising the minimum wage will result in an overall increase in wages."
They have further argued that without the results of those tests, the government could not claim that the flares were flawed.
Some have further argued that if Stanford is going to heavily focus on women on its alcohol page, it should at least have a section directed at male students.
Some scholars have further argued that the ruling classes of the Indus civilization, also called the Harappa culture (c. 2500 1700 bce), spoke a Dravidian language and have tentatively identified their script with that of a Dravidian language.
Students have further argued this accusation of hypocrisy by commenting on the students' union events in which hundreds of students engage in binge-drinking and revelry, suggesting they should "allow us to damage our health in all areas, not just one".
Other teams have further argued that because the movement of the rear wing opens a hole on the inside of the endplate, from which the air is then ducted to the front of the car, it is a separate system.
Tobacco firms have further argued that plain packaging would encourage counterfeiting and smuggling.
Moi has further argued that the sex/gender distinction is useless given certain theoretical goals (1999, chapter 1).
Williams ([2000]) has further argued that ecological planning is based on some principles, which include the following: The need for planning units based on natural boundaries and reflecting ecological functions while replacing a politically oriented hierarchy of units.
She has further argued that a reliance on political networks and bureaucratic structures is a unique characteristic of the municipal economy and highlights the importance of the patron-client network to economic development (Oi 1999).
Rambus has further argued in a filing to the administrative law judge overseeing the case, that DRAM makers cooperated on pricing in order to favor a type of memory they wanted to see succeed in the market in order to hurt demand for a type of memory which Rambus had designed.
It has further been argued that the structural characteristics of brain networks contribute to their functional organization by promoting functional segregation and integration [12], [13], high neural complexity [8], [14], the minimization of processing steps [15], efficient wiring [16] and synchronizability [17].
