http://sanalmuze.aydindoganvakfi.org.tr/karikaturistler/julian-pena-pai-594 ,
http://dicaco.kongju.ac.kr/content.php?db=menu02_03&key=Julian+Pena-Pai ,
http://www.cwn-news.com/galleries/julian-pai-pena-romania/3?page=1#category ,
http://www.toonpool.com/artists/penapai_317 ,
BANKOFIDEAS: https://www.humorpla.net/Client-Area/Cartoon-Anthology/Similar-Cartoons1/Iulian-PENA-PAI-Bank-of-Ideas/
http://issuu.com/eurolibris/docs/iulian__pena ,
https://drive.google.com/drive/u/0/#folders/0B87o35iqhf5vemxDRVdiU25zMzA/0B87o35iqhf5venByY3hQODdUeXc ,
http://www.cwn-news.com/galleries/julian-pena-pai/romania ,
http://resistart.ir/%DA%AF%D8%A7%D9%84%D8%B1%DB%8C-%D9%85%D9%86%D8%AA%D8%AE%D8%A8-%D8%A2%D8%AB%D8%A7%D8%B1-%D8%AC%D9%88%D9%84%DB%8C%D8%A7%D9%86-%D9%BE%D9%86%D8%A7%D9%BE%D8%A7%DB%8C/ ,
http://caricaturi-dum-dum.blogspot.ro/search/label/Iulian%20Pena-Pai ,
http://www.cartoonmovement.com/p/15370 ,
http://www.sadurski.com/cartoonist/pena-pai.htm,
http://www.irancartoon.com/gallery-of-cartoons-by-julian-pena-pai-romania/ ,
http://resistart.ir/%DA%AF%D8%A7%D9%84%D8%B1%DB%8C-%D9%85%D9%86%D8%AA%D8%AE%D8%A8-%DA%A9%D8%A7%D8%B1%D8%AA%D9%88%D9%86-%D9%87%D8%A7%DB%8C-%D8%AC%D9%88%D9%84%DB%8C%D8%A7%D9%86-%DB%8C%D9%86%D8%A7-%D9%BE%D8%A7%DB%8C-%D8%B1%D9%88%D9%85%D8%A7%D9%86%DB%8C-gallery-of-cartoons-by-julian-pena-pai-romania/ ,
http://www.animalcartoon.net/karikaturisti/Julian%20Pena-Pai/Julian.html ,
http://www.irancartoon.com/site/gallery/gallery-of-cartoons-by-julian-pena-pai-from-romania ,
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