On relationships between vertex-degrees, path-numbers and graph valence-shells in treesLUKOVITS, Istvan; NIKOLIC, Sonja; TRINAJSTIC, Nenad et al.Chemical physics letters. 2002, Vol 354, Num 5-6, pp 417-422, issn 0009-2614Article

Strenghtening of quartet invariant estimates via the prior estimation of triplet relationshipsBURLA, M. C; CASCARANO, G; GIOCAOVAZZO, C et al.Acta crystallographica. Section A, Foundations of crystallography. 1994, Vol 50, pp 325-329, issn 0108-7673, 3Article

The joint probability distribution of any set of phases given any set of diffraction magnitudes. II: Practical applicationsBURLA, M. C; CASCARANO, G; GIACOVAZZO, C et al.Acta crystallographica. Section A, Foundations of crystallography. 1992, Vol 48, pp 906-912, issn 0108-7673, 6Article

A new von Mises probabilistic formula for quartet invariantsGIACOVAZZO, C; CAMALLI, M; SPAGNA, R et al.Acta crystallographica. Section A, Foundations of crystallography. 1989, Vol 45, pp 141-143, issn 0108-7673, 1Article

Exact conditional distribution of a three-phase invariant in the space P1. II: Calculations and comparison with the Cochran approximationSHMUELI, U; RABINOVICH, S; WEISS, G. H et al.Acta crystallographica. Section A, Foundations of crystallography. 1989, Vol 45, Num 6, pp 367-371, issn 0108-7673Article

REDUC: an automated procedure for the determination of structure-factor phases from the estimated values of structure (sem)invariant phase combinationsPONTENAGEL, W. M. G. F; KRABBENDAM, H; KROON, J et al.Acta crystallographica. Section A, Foundations of crystallography. 1987, Vol 43, Num 1, pp 60-64, issn 0108-7673Article

The direct methods of X-ray crystallographyHAUPTMAN, H.Science (Washington, D.C.). 1986, Vol 233, Num 4760, pp 178-183, issn 0036-8075Article

An improved algorithm for the computation of structural invariants of a system pencil and related geometric aspectsOARA, C; VAN DOOREN, P.Systems & control letters. 1997, Vol 30, Num 1, pp 39-48, issn 0167-6911Article

TDSIR phasing: direct use of phase-invariant distributions in macromolecular crystallographyLANGS, D. A; DONGYAO GUO; HAUPTMAN, H. A et al.Acta crystallographica. Section A, Foundations of crystallography. 1995, Vol 51, pp 535-542, issn 0108-7673, 4Article

The probabilistic estimation of triplet invariants : the formula P₁₃BURLA, M. C; GIACOVAZZO, C; MOLITERNI, A. G. G et al.Acta crystallographica. Section A, Foundations of crystallography. 1994, Vol 50, pp 771-778, issn 0108-7673, 6Article

On the reliability of quartet estimatesALTOMARE, A; BURLA, M. C; CASCARANO, G et al.Acta crystallographica. Section A, Foundations of crystallography. 1993, Vol 49, pp 342-346, issn 0108-7673, 2Article

The direct method based on a fitting of distributions of semi-invariantsKRIZ, V.Acta crystallographica. Section A, Foundations of crystallography. 1989, Vol 45, Num 7, pp 456-463, issn 0108-7673Article

A joint probability distribution of invariants for all space groupsCASTLEDEN, I. R.Acta crystallographica. Section A, Foundations of crystallography. 1987, Vol 43, Num 3, pp 384-393, issn 0108-7673Article

Direkte Methoden und anomale Dispersion (Nobel-Vortrag) = Méthodes directes et dispersion anormale (conférence Nobel) = Direct methods and anomalous dispersion (Nobel conference)HAUPTMAN, H.Angewandte Chemie. 1986, Num 7, pp 600-610, issn 0044-8249Article

Indexing and alignment of 3-D objects using geometric quasi-invariantsVASSEUR, P; PEGARD, C; MOUADDIB, E et al.Robotica (Cambridge. Print). 1998, Vol 16, pp 651-658, issn 0263-5747, 6Article

The use of higher-order invariants in the determination of generalized Patterson cyclotomic setsGRÜNBAUM, F. A; MOORE, C. C.Acta crystallographica. Section A, Foundations of crystallography. 1995, Vol 51, pp 310-323, issn 0108-7673, 3Article

The joint probability distribution of any set of phases given any set of diffraction magnitudes. I. Theoretical considerationsGIACOVAZZO, C; BURLA, M. C; CASCARANO, G et al.Acta crystallographica. Section A, Foundations of crystallography. 1992, Vol 48, pp 901-906, issn 0108-7673, 6Article

Patterson interpretation of the seminvariant vectors and seminvariant moduli. The multiple implication function as a superposition structurePAVELCIK, F.Acta crystallographica. Section A, Foundations of crystallography. 1990, Vol 46, Num 10, pp 869-870, issn 0108-7673Article

Sign distribution of two-phase structure invariantsGUO, D. Y.Acta crystallographica. Section A, Foundations of crystallography. 1990, Vol 46, Num 11, pp 942-944, issn 0108-7673Article

Rôle des invariants de gradients dans la théorie de la phase incommensurableSANNIKOV, D. G; GOLOVKO, V. A.Fizika tverdogo tela. 1989, Vol 31, Num 1, pp 250-255, issn 0367-3294Article

Direct methods and structures showing superstructure effects. V: The use of on-phase semivariants and quartet invariantsCASCARANO, G; GIACOVAZZO, C; LUIC, M et al.Acta crystallographica. Section A, Foundations of crystallography. 1989, Vol 45, Num 6, pp 441-443, issn 0108-7673Article

SIR88 ― a direct-methods program for the automatic solution of crystal structuresBURLA, M. C; CAMALLI, M; CASCARANO, G et al.Journal of applied crystallography. 1989, Vol 22, pp 389-393, issn 0021-8898, 4Article

The joint probability distribution function of structure factors with rational indices. VI. Cases with reduced dimensionalityGIACOVAZZO, C; SILIQI, D; FERNANDEZ-CASTANO, C et al.Acta crystallographica. Section A, Foundations of crystallography. 1999, Vol 55, Num 6, pp 984-990, issn 0108-7673Article

General expression for probabilistic estimation of multiphase structure invariants in the case of a native protein and multiple derivatives. Application to estimates of the three-phase structure invariantsHU, N.-H; LIU, Y.-S.Acta crystallographica. Section A, Foundations of crystallography. 1997, Vol 53, pp 161-167, issn 0108-7673, 2Article

A test of Cramer's (1999) help-seeking model and acculturation effects with Asian and Asian American college studentsLIAO, Hsin-Ya; ROUNDS, James; KLEIN, Andreas G et al.Journal of counseling psychology. 2005, Vol 52, Num 3, pp 400-411, issn 0022-0167, 12 p.Article