00305nam a2200121Ia 4500082002000000100003600020245005600056260002400112300001000136500002700146500000500173700000500178  a512.7bSi619.AP  aSirajalitnov, S. Kh. and Others  aAdditive problems with increasing number of itemsb  aTashkentbSSRc1975  a161p.  a"Russian publication".  a  a