K. H. C.  Baser, O?zek, T., Ku?rkcu?oglu, M., Tu?men, G., and Yildiz, B., ?Composition of the essential oils of thymus eucostomus hausskn. et velen var. gypsaceus jalas and Thymus pubescens boiss. et kotschy ex celak var. cratericola jalas?, Journal of Essential Oil Research, vol. 11, no. 6, pp. 776 - 778, 1999.

K. H. C.  Baser, Demirci, B., Kirimer, N., Satil, F., and Tumen, G., ?The essential oils of Thymus migricus and T. fedtschenkoi var. handelii from Turkey?, Flavour and Fragrance Journal, vol. 17, no. 1, pp. 41 - 45, 2002.

K. H. C.  Baser, Demirci, B., Ku?rkc?u?oglu, M., and Tu?men, G., ?Composition of the essential oils of Thymus pectinatus Fisch, et Mey. var. pectinatus at different stages of vegetation?, Journal of Essential Oil Research, vol. 11, no. 3, pp. 333 - 334, 1999.

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, Kirimer, N., Ermin, N., O?zek, T., and Tu?men, G., ?Composition of essential oils from three varieties of Thymus praecox opiz growing in Turkey?, Journal of Essential Oil Research, vol. 8, no. 3, pp. 319 - 321, 1996.

K. H. C.  Baser, Kirimer, N., Tu?men, G., and Duman, H., ?Composition of the Essential Oil of Thymus canoviridis Jalas?, Journal of Essential Oil Research, vol. 10, no. 2, pp. 199 - 200, 1998.

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.