@article{zu211526,
           month = {???????},
           title = {Different Forms of Mathematical Induction},
          author = {?. ?. ??????},
       publisher = {??????????? ??? ??. ????? ??????},
            year = {2014},
           pages = {102--104},
         journal = {???????? ??? ????????: ?????????? ????? ??????????? : ????????? ?????????????? ???????-?????????? ??????????? ??? ????????? ???????? ??????????????},
             url = {http://eprints.zu.edu.ua/11526/},
        abstract = {Mathematical induction can be informally illustrated by reference to the 
sequential effect of falling dominoes. 
}
}