Characteristics of Ramachandran maps of L-alanine diamides as computed by various molecular mechanics, semiempirical and ab initio MO methods. A search for primary standard of pept...

Rodriguez AM, Baldoni HA, Suvire F, Vazquez RN, Zamarbide G, Enriz RD, Farkas Ödön, Perczel András, Torday László, McAllister MA, Papp Gyula, Csizmadia Imre Gyula
1998