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K. H. C.  Baser, Kirimer, N., Ermin, N., Ku?rkc?u?oglu, M., and Tu?men, G., ?Essential oils from four chemotypes of Thymus zygioides Griseb. var. lycaonicus (Celak) ronniger?, Journal of Essential Oil Research, vol. 8, no. 6, pp. 615 - 618, 1996.

K. H. C.  Baser, Ku?rkc?u?oglu, M., Ermin, N., Tu?men, G., and Malyer, H., ?Composition of the essential oil of Thymus pseudopulegioides klokov et des.-shost from Turkey?, Journal of Essential Oil Research, vol. 11, no. 1, pp. 86 - 88, 1999.

K. H. C.  Baser, Ku?rkc?u?oglu, M., and Tu?men, G., ?Essential oils of Thymus striatus Vahl var. interruptus Jalas from Turkey?, Journal of Essential Oil Research, vol. 11, no. 2, pp. 253 - 256, 1999.