Srecec, Sinisa, Vesna Zechner Krpan, Sanja Marag, Igor Spoljaric, Ivka Kvaternjak, and Goran Mrsic. “Morphogenesis, Volume and Number of Hop (Humulus Lupulus L.) Glandular Trichomes, and Their Influence Alpha Acids in Fresh Bracts of Hop Cones”. Acta Botanica Croatica 70, no. 1 (April 11, 2011). Accessed January 30, 2023. https://www.abc.botanic.hr/index.php/abc/article/view/372.