GRAPHIC EVALUATION OF OREBODIES.NISKANEN P.1974; ACTA POLYTECH. SCAND., CHEM. INCLUDG METALLURGY; FIN; 1974, NUM. 0122, P. 1 A 30Serial Issue

ECONOMIC FRAMEWORK FOR SELECTION OF RECOVERABLE ORE RESERVES IN SMALL UNDER GROUND MINES = CADRE ECONOMIQUE DE LA SELECTION DES RESERVES RECUPERABLES DE MINERAI DANS LES PETITES MINES SOUTERRAINESNISKANEN P.1981; INTERNATIONAL SYMPOSIUM ON SMALL MINES - ECONOMICS AND EXPANSION. 1/1981/TAXCO, MEXICO; USA; SAN FRANCISCO: MILLER FREEMAN; DA. 1981; 6 P.; BIBL. 3 REF.; ILL.Conference Paper

A comprehensive financial analysis system IKAROSNISKANEN, P.International symposium on small mine economics and expansion. 2. 1983, 5 p.Conference Paper

ATTITUDES OF THE RELATIVES OF SCHIZOPHRENIC PATIENTS. A COMPARATIVE STUDY BETWEEN HOME TREATMENT AND HOSPITAL CARE.NISKANEN P; PIHKANEN TA.1973; ANNU. REV. SCHIZOPHR. SYNDROME; GBR; DA. 1973 PUBL. 1974; VOL. 3; PP. 403-413; BIBL. 9 REF.Article

THE COURSE AND PROGNOSIS OF SCHIZOPHRENIC PSYCHOSES IN HELSINKI. A COMPARATIVE STUDY OF FIRST ADMISSIONS IN 1950, 1960 AND 1965 = EVOLUTION ET PRONOSTIC DES PSYCHOSES SCHIZOPHRENIQUES A HELSINKI. UNE ETUDE COMPARATIVE DES PREMIERES ADMISSIONS EN 1950, 1960 ET 1965NISKANEN P; ACHTE KA.1972; MONOGR. PSYCHIATR. CLIN. HELSINKI UNIV. CENTR. HOSP.; FINL.; DA. 1972; NO 4; PP. 3-56; BIBL. 2P.Article

PRENATAL LOSS OF FATHER AND PSYCHIATRIC DISORDERS.HUTTUNEN MO; NISKANEN P.1978; ARCH. GEN. PSYCHIATRY; U.S.A.; DA. 1978; VOL. 35; NO 4; PP. 429-431; BIBL. 20 REF.Article

SMOKING IN PSYCHIATRIC INPATIENTSNISKANEN P; TAMMINEN T; SAKKI P et al.1978; PSYCHIATR. FENN.; FIN; DA. 1978; PP. 163-168; BIBL. 32 REF.Article

SULPIRIDE VS. AMITRIPTYLINE IN THE TREATMENT OF DEPRESSIONNISKANEN P; TAMMINEN T; VIUKARI M et al.1975; CURR. THERAPEUT. RES.; U.S.A.; DA. 1975; VOL. 17; NO 3; PP. 281-284; BIBL. 6 REF.Article

SELF-POISONING WITH FOLLOW-UP CONSIDERATIONSLONNQUIST J; NISKANEN P; ACHTE KA et al.1975; SUICIDE; U.S.A.; DA. 1975; VOL. 5; NO 1; PP. 39-46; BIBL. 18REFArticle

Underweight and overweight cases among the mentally retardedSIMILA, S; NISKANEN, P.Journal of mental deficiency research. 1991, Vol 35, Num 2, pp 160-164, issn 0022-264X, 5 p.Article

A STUDY OF ATTEMPTED SUICIDES IN URBAN VERSUS RURAL AREAS, WITH A FOLLOW-UP. = UNE ETUDE DES TENTATIVES DE SUICIDE DANS LES ZONES URBAINES ET DANS LES ZONES RURALES, AVEC UNE ETUDE LONGITUDINALENISKANEN P; KOSKINEN T; LEPOLA U et al.1975; ACTA PSYCHIATR. SCAND.; DANEM.; DA. 1975; VOL. 52; NO 4; PP. 283-291; BIBL. 15 REF.Article

Versatile metal-matrix composites = Composites à matrice métallique pour applications multiplesNISKANEN, P; MOHN, W. R.Advanced materials & processes. 1988, Vol 133, Num 3, pp 39-41, issn 0882-7958Article

The influence of shape properties on the abrasion resistance (the Nordic Ball Mill Value) of crushed rock aggregatesUUSINOKA, R. P. J; KUULA-VAISANEN, P. H; NISKANEN, P. A et al.International Congress International Association for Engineering Geology and the EnvironmentCongrès international Association internationale de géologie de l'ingénieur et de l'environnement. 1998, pp 2803-2806, isbn 90-5410-990-4Conference Paper