SPHERICALLY-SYMMETRICAL SOLUTION OF LANE-EMDEN EQUATION ArticleSULEIMAN S.S.IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. 1979. P.. 97-99
STRING-LIKE SOLUTIONS OF THE STEP-NON-LINEAR KLEIN-GORDON EQUATION ArticleEDZHO F.IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. 1979. P.. 120-122