Jelka Petrak

发表

Bojan Macan, Lea Škorić, Jelka Petrak, 2020, Learn. Publ..

Bojan Macan, Jadranka Stojanovski, Jelka Petrak, 2009, Learn. Publ..

Helena Markulin, Jelka Petrak, Marijan Šember, 2002 .

Jelka Petrak, Lea Puliselic, J. Petrak, 2006, Learn. Publ..

Jelka Petrak, Jadranka Božikov, Lovela Machala Poplašen, 2018 .

Jelka Petrak, Anamarija Bekavac, Zoran Buneta, 1994, Inf. Process. Manag..

Lea Škorić, Jelka Petrak, J. Petrak, 2020, Croatian medical journal.

Jelka Petrak, Ana Utrobičić, J. Petrak, 2010, Croatian medical journal.