GASHI, B., OSMANI, M., & ALIU, S. (2019). Breaking seed dormancy of Tulipa scardica Bornm. and Tulipa kosovarica Kit Tan, Shuka & Krasniqi by pre-chilling, plant growth regulators and some chemical treatments. Acta Agriculturae Slovenica, 113(2), 203–210. https://doi.org/10.14720/aas.2019.113.2.1