no. 3
A priori bounds and renormalized Morse indices of solutions of an elliptic system
Annales de l'I.H.P. Analyse non linéaire, Tome 17 (2000) no. 3, pp. 277-306. 
@article{AIHPC_2000__17_3_277_0,
     author = {Angenent, Sigurd B. and van der Vorst, Robertus},
     title = {A priori bounds and renormalized {Morse} indices of solutions of an elliptic system},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {277--306},
     publisher = {Gauthier-Villars},
     volume = {17},
     number = {3},
     year = {2000},
     mrnumber = {1771136},
     zbl = {0964.35037},
     language = {en},
     url = {http://www.numdam.org/item/AIHPC_2000__17_3_277_0/}
}
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Angenent, Sigurd B.; van der Vorst, Robertus. A priori bounds and renormalized Morse indices of solutions of an elliptic system. Annales de l'I.H.P. Analyse non linéaire, Tome 17 (2000) no. 3, pp. 277-306. http://www.numdam.org/item/AIHPC_2000__17_3_277_0/

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