VIRIAL THEOREM AND BOUNDARY CONDITIONS FOR APPROXIMATE WAVE FUNCTIONSFERNANDEZ FM; CASTRO EA.1982; INT. J. QUANTUM CHEM.; ISSN 0020-7608; USA; DA. 1982; VOL. 21; NO 4; PP. 741-751; BIBL. 44 REF.Article

TRANSVERSE INSTABILITY OF SOLITON SOLUTIONS TO NON LINEAR SCHROEDINGER EQUATIONSANDERSON D; BONDESON A; LISAK M et al.1979; J. PLASMA PHYS.; GBR; DA. 1979; VOL. 21; NO 2; PP. 259-266; BIBL. 11 REF.Article

FONCTIONS D'ESSAI POUR LE CALCUL DE L'ETAT FONDAMENTAL DE L'ATOME D'HELIUMSOLODUKHIN AM.1978; VESCI AKAD. NAVUK B.S.S.R., FIZ.-MAT. NAVUK; BYS; DA. 1978; NO 5; PP. 79-95; ABS. ENG; BIBL. 13 REF.Article

SCHNELLER NULLKOMPARATOR ZUR EINSTELLUNG DER PERIODENANZAHL VON TEST FUNKTIONEN = COMPARATEUR RAPIDE POUR LE REGLAGE DE LA PERIODE DE FONCTIONS D'ESSAIENS C.1983; RADIO FERNSEHEN ELEKTRONIK; ISSN 0033-7900; DDR; DA. 1983; VOL. 32; NO 1; PP. 49-50; BIBL. 4 REF.Article

IMPROVED FINITE ELEMENT MODELS FOR THE LARGE DISPLACEMENT BENDING AND POST BUCKLING ANALYSIS OF THIN PLATESALLMAN DJ.1982; INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES; ISSN 0020-7683; USA; DA. 1982; VOL. 18; NO 9; PP. 737-762; BIBL. 19 REF.Article

THE REFINED BORN APPROXIMATION FOR MULTICHANNEL SCATTERINGSTASZEWSKA G.1981; CHEM. PHYS.; ISSN 0301-0104; NLD; DA. 1981; VOL. 59; NO 3; PP. 289-296; BIBL. 13 REF.Article

VARIATIONAL FUNCTIONS OF THE PADE TYPE. APPLICATION TO THE GROUND STATE OF THE HELIUM ATOMJOLLY P; SAXENA RP; SRIVASTAVA PK et al.1980; INT. J. QUANTUM. CHEM.; ISSN 0020-7608; USA; DA. 1980; VOL. 18; NO 3; PP. 689-694; ABS. FRE/GER; BIBL. 9 REF.Article

FONCTIONS D'ESSAI H-REGULIERES POUR L'ETAT FONDAMENTAL DE L'ATOME D'HELIUMRESHETNYAK VI.1977; VESCI AKAD. NAVUK B.S.S.R., FIZ. MAT. NAVUK; S.S.S.R.; DA. 1977; NO 4; PP. 62-69; BIBL. 8 REF.Article

TRIAL FUNCTIONS IN VARIATIONAL APPROXIMATIONS TO LONG-WAVELENGTH SCATTERINGFEINSTEIN MR; FARRELL RA.1982; J. OPT. SOC. AM. (1930); ISSN 0030-3941; USA; DA. 1982; VOL. 72; NO 2; PP. 223-231; BIBL. 23 REF.Article

SOME REMARKS ABOUT A TRIAL WAVE FUNCTION FOR THE GROUND STATE OF TWO-ELECTRON ATOMSCASTRO EA.1979; REV. BRAS. FIS.; BRA; DA. 1979; VOL. 9; NO 3; PP. 705-707; ABS. POR; BIBL. 4 REF.Article

VARIATIONAL APPROACH TO STRONGLY NONLINEAR SCHROEDINGER EQUATIONSANDERSON D; BONNEDAL M; LISAK M et al.1979; PHYS. OF FLUIDS; USA; DA. 1979; VOL. 22; NO 4; PP. 788-789; BIBL. 10 REF.Article

OPTICAL POTENTIAL APPROACH TO THE CALCULATION OF VIB-ROTATIONAL RELAXATION RATES.GERBER RB; ZARITSKY NC; MINGLERIN U et al.1978; MOLEC. PHYS.; GBR; DA. 1978; VOL. 35; NO 5; PP. 1247-1268; BIBL. 28 REF.Article

IMPACT-PARAMETER METHOD FOR PROTON-HYDROGEN-ATOM SCATTERING VARIATIONAL BOUNDS ON THE 1S CHARGE-EXCHANGE AMPLITUDES.STORM D; RAPP D.1976; PHYS. REV., A; U.S.A.; DA. 1976; VOL. 14; NO 1; PP. 193-203; BIBL. 35 REF.Article

HELIUM ATOM IN THE MOMENTUM REPRESENTATIONLOMBARDI JR.1982; J. PHYS. CHEM.; ISSN 0022-3654; USA; DA. 1982; VOL. 86; NO 18; PP. 3513-3517; BIBL. 16 REF.Article

QUANTUM CHEMISTRY BY RANDOM WALK: HIGHER ACCURACYANDERSON JB.1980; J. CHEM. PHYS.; ISSN 0021-9606; USA; DA. 1980; VOL. 73; NO 8; PP. 3897-3899; BIBL. 8 REF.Article

ON THE SUMMATION OF THE BRILLOUIN-WIGNER TYPE PERTURBATION SERIESSANE KV; SAXENA RP; SRIVASTAVA PK et al.1979; PRAMANA; IND; DA. 1979; VOL. 13; NO 1; PP. 9-14; BIBL. 9 REF.Article

APPLICATION OF A VARIATIONAL PRINCIPLE FOR THE SCATTERING LENGTH FOR THE TARGET WAVE FUNCTION IMPRECISELY KNOWNARONSON I; BLAU R; KLEINMAN CJ et al.1979; PHYS. REV., A; USA; DA. 1979; VOL. 19; NO 4; PP. 1568-1575; BIBL. 21 REF.Article

VARIATONAL METHOD FOR TWO-ELECTRON ATOMS.SRIVASTAVA MK; BHADURI RK.1977; AMER. J. PHYS.; U.S.A.; DA. 1977; VOL. 45; NO 5; PP. 462-464; BIBL. 4 REF.Article

GENERALIZED SYMMETRIZATION OF THE FESHBACH-RUBINOW SINGLE VARIABLE VARIATIONAL METHODROSENTHAL CM; HARACZ RD.1982; J. CHEM. PHYS.; ISSN 0021-9606; USA; DA. 1982; VOL. 76; NO 2; PP. 1040-1042; BIBL. 5 REF.Article

THE VIRIAL THEOREM FOR SYSTEMS SUBJECTED TO SECTIONALLY DEFINED POTENTIALSFERNANDEZ FM; CASTRO EA.1981; J. CHEM. PHYS.; ISSN 0021-9606; USA; DA. 1981; VOL. 75; NO 6; PP. 2908-2913; BIBL. 27 REF.Article

VARIATIONAL METHOD FOR CALCULATING MOLECULAR MULTIPOLE POLARIZABILITIES USING ATOM CENTERED EXTENDED TRIAL FUNCTIONSCARTIER A.1981; THEOR. CHIM. ACTA; ISSN 0040-5744; DEU; DA. 1981; VOL. 59; NO 2; PP. 181-189; BIBL. 29 REF.Article

VARIATIONAL STUDY OF A CONTINUUM CROSSING MODELSHERMAN PG; HERRICK DR.1981; PHYS. REV. A; ISSN 0556-2791; USA; DA. 1981; VOL. 23; NO 6; PP. 2790-2793; BIBL. 2 REF.Article

SURFACE MODES IN MAGNETIZED FULLY IONIZED PLASMAWALDRON WL; SHOHET JL; HOPPS JH et al.1980; PHYS. OF FLUIDS; USA; DA. 1980; VOL. 23; NO 1; PP. 129-138; BIBL. 12 REF.Article

ANTIFERROMAGNETIC POLARIZATION INDUCED BY LOCALIZED MOMENTS IN METALSOLES AM; CHAO KA.1980; PHYS. STATUS SOLIDI (B), BASIC RES.; ISSN 0370-1972; DDR; DA. 1980; VOL. 101; NO 2; PP. 733-740; ABS. GER; BIBL. 27 REF.Article

GENERATION OF SERBER-TYPE FUNCTIONS BY THE PROJECTION OPERATOR METHOD.PAUNCZ R.1977; CHEM. PHYS. LETTERS; NETHERL.; DA. 1977; VOL. 46; NO 3; PP. 422-425; BIBL. 6 REF.Article