AKAL, C. And Helvacı, C. 2002. K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey. Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul .

AKAL, C., & Helvacı, C., (2002). K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey . Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul

AKAL, CÜNEYT, And Cahit Helvacı. "K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey," Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul, 2002

AKAL, CÜNEYT And Helvacı, Cahit. "K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey." Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul , 2002

AKAL, C. And Helvacı, C. (2002) . "K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey." Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul .

@conferencepaper{conferencepaper, author={CÜNEYT AKAL And author={Cahit Helvacı}, title={K-richterite-olivine -phlogopite-diopside-sanidine lamproites from southern part of the Afyon volcanic province, Turkey}, congress name={Ist International Symposium of IstanbulTechnical Universty the Faculty of Mines on Earth Sciences and Engineering-, İstanbul}, city={}, country={}, year={2002}}