Protector  Jg. 50. 2022, 7-9 

<br/><br/><label>ISSN: </label>0256-4319 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>1268960845  DE-101 
<br/><br/><label>Dewey Class. No.: </label>363  004  624