▁Arts ▁( since ▁ 2 0 0 9 ) ▁ ▁On ▁ 2 7 ▁April ▁ 2 0 1 0 , ▁he ▁received ▁the ▁academic ▁title ▁of ▁Doctor ▁Honor is ▁C aus a ▁at ▁M end el ▁University ▁of ▁Br no ▁( C zech ▁Republic ) ▁from ▁the ▁Fac ulty ▁of ▁Forest ry ▁and ▁Wood ▁Sciences . ▁Two ▁years ▁later ▁– ▁on ▁ 1 5 ▁March ▁ 2 0 1 2 ▁– ▁he ▁became ▁Doctor ▁Honor is ▁C aus a ▁at ▁the ▁Univers ité ▁d ’ O rl é ans , ▁France ▁. ▁▁ ▁In ▁ 2 0 1 5 , ▁he ▁was ▁elected ▁a ▁corresponding ▁member ▁of ▁the ▁Sloven ian ▁Academy ▁of ▁Sciences ▁and ▁Arts ▁( since ▁ 2 0 1 5 ) ▁ ▁Publications ▁and ▁output ▁ ▁By ▁ 2 0 1 9 , ▁Ce ule mans ▁was ▁the ▁lead ▁author ▁or ▁co - author ▁of ▁over ▁ 3 4 5 ▁publications ▁in ▁peer - review ed ▁scientific ▁journ als , ▁as ▁well ▁as ▁the ▁( co -) editor ▁of ▁nine ▁books ▁on ▁plant ▁responses ▁to ▁environmental ▁factors ▁and ▁tree ▁phys i ology . ▁He ▁also ▁co - author ed ▁over ▁ 5 0 ▁publications ▁in ▁scientific ▁volumes , ▁proceed ings ▁and ▁popular izing ▁journ als . ▁His ▁publications ▁have ▁been ▁c ited ▁over ▁ 3 0 ▁ 0 0 0 ▁times ▁and ▁he ▁has ▁an ▁H - index ▁of ▁ 8 3 ▁on ▁Google ▁Sch olar . ▁He ▁served ▁as ▁associate ▁editor ▁for ▁four ▁international , ▁peer - review ed