Classical guitar There are significant works by composers such as Hans Werner Henze of Germany, Gilbert Biberian of England and Roland Chadwick of Australia. The classical guitar also became widely used in popular music and rock & roll in the 1960s after guitarist Mason Williams popularized the instrument in his instrumental hit Classical Gas. Guitarist Christopher Parkening is quoted in the book "Classical Gas: The Music of Mason Williams" as saying that it is the most requested guitar piece besides Malagueña and perhaps the best known instrumental guitar piece today. In the field of New Flamenco, the works and performances of Spanish
Classical guitar pedagogy journals (e.g. via JSTOR, ProQuest) which simplifies the process of locating relevant data, studies and citations for their own research. Brad Conroy's lesson on simple right hand arppegios Bibliography at the end of the article Classical guitar pedagogy The classical guitar is today a standard instrument that can be studied at music universities and conservatories. Numerous education publications are available, from guitar-related books, to musical style, etc. There are also institutions that offer worldwide graded music exams. Examples include: Articles which consider graded exams in the context of the classical guitar have been written by the EGTA (European Guitar Teachers