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
.
Tamara Krajna,
Jelka Petrak,
2012
.
Jelka Petrak,
2006
.
Jelka Petrak,
Lea Puliselic,
J. Petrak,
2006,
Learn. Publ..
Jelka Petrak,
2014
.
Jelka Petrak,
Jadranka Božikov,
Lovela Machala Poplašen,
2018
.
Jelka Petrak,
Anamarija Bekavac,
Zoran Buneta,
1994,
Inf. Process. Manag..
Tamara Krajna,
Jelka Petrak,
2011
.
Bojan Macan,
Jelka Petrak,
Dina Vrkić,
2013
.
Lea Škorić,
Jelka Petrak,
J. Petrak,
2020,
Croatian medical journal.
Jelka Petrak,
Ana Utrobičić,
J. Petrak,
2010,
Croatian medical journal.